40987408

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1$

素因数の和:165

約数の個数: 160

約数和(自身を含む): 111421440

約数和(自身を除く): 70434032

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 17, 19, 22, 28, 34, 38, 44, 56, 68, 76, 77, 88, 103, 112, 119, 133, 136, 152, 154, 176, 187, 206, 209, 238, 266, 272, 304, 308, 323, 374, 412, 418, 476, 532, 616, 646, 721, 748, 824, 836, 952, 1064, 1133, 1232, 1292, 1309, 1442, 1463, 1496, 1648, 1672, 1751, 1904, 1957, 2128, 2261, 2266, 2584, 2618, 2884, 2926, 2992, 3344, 3502, 3553, 3914, 4522, 4532, 5168, 5236, 5768, 5852, 7004, 7106, 7828, 7931, 9044, 9064, 10472, 11536, 11704, 12257, 13699, 14008, 14212, 15656, 15862, 18088, 18128, 19261, 20944, 21527, 23408, 24514, 24871, 27398, 28016, 28424, 31312, 31724, 33269, 36176, 38522, 43054, 49028, 49742, 54796, 56848, 63448, 66538, 77044, 86108, 98056, 99484, 109592, 126896, 133076, 134827, 150689, 154088, 172216, 196112, 198968, 219184, 232883, 266152, 269654, 301378, 308176, 344432, 365959, 397936, 465766, 532304, 539308, 602756, 731918, 931532, 1078616, 1205512, 1463836, 1863064, 2157232, 2411024, 2561713, 2927672, 3726128, 5123426, 5855344, 10246852, 20493704, 40987408]

約数ペア:

[(1, 40987408), (2, 20493704), (4, 10246852), (7, 5855344), (8, 5123426), (11, 3726128), (14, 2927672), (16, 2561713), (17, 2411024), (19, 2157232), (22, 1863064), (28, 1463836), (34, 1205512), (38, 1078616), (44, 931532), (56, 731918), (68, 602756), (76, 539308), (77, 532304), (88, 465766), (103, 397936), (112, 365959), (119, 344432), (133, 308176), (136, 301378), (152, 269654), (154, 266152), (176, 232883), (187, 219184), (206, 198968), (209, 196112), (238, 172216), (266, 154088), (272, 150689), (304, 134827), (308, 133076), (323, 126896), (374, 109592), (412, 99484), (418, 98056), (476, 86108), (532, 77044), (616, 66538), (646, 63448), (721, 56848), (748, 54796), (824, 49742), (836, 49028), (952, 43054), (1064, 38522), (1133, 36176), (1232, 33269), (1292, 31724), (1309, 31312), (1442, 28424), (1463, 28016), (1496, 27398), (1648, 24871), (1672, 24514), (1751, 23408), (1904, 21527), (1957, 20944), (2128, 19261), (2261, 18128), (2266, 18088), (2584, 15862), (2618, 15656), (2884, 14212), (2926, 14008), (2992, 13699), (3344, 12257), (3502, 11704), (3553, 11536), (3914, 10472), (4522, 9064), (4532, 9044), (5168, 7931), (5236, 7828), (5768, 7106), (5852, 7004)]