38940880

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1$

素因数の和:197

約数の個数: 160

約数和(自身を含む): 110885760

約数和(自身を除く): 71944880

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 19, 20, 22, 34, 38, 40, 44, 55, 68, 76, 80, 85, 88, 95, 110, 136, 137, 152, 170, 176, 187, 190, 209, 220, 272, 274, 304, 323, 340, 374, 380, 418, 440, 548, 646, 680, 685, 748, 760, 836, 880, 935, 1045, 1096, 1292, 1360, 1370, 1496, 1507, 1520, 1615, 1672, 1870, 2090, 2192, 2329, 2584, 2603, 2740, 2992, 3014, 3230, 3344, 3553, 3740, 4180, 4658, 5168, 5206, 5480, 6028, 6460, 7106, 7480, 7535, 8360, 9316, 10412, 10960, 11645, 12056, 12920, 13015, 14212, 14960, 15070, 16720, 17765, 18632, 20824, 23290, 24112, 25619, 25840, 26030, 28424, 28633, 30140, 35530, 37264, 41648, 44251, 46580, 51238, 52060, 56848, 57266, 60280, 71060, 88502, 93160, 102476, 104120, 114532, 120560, 128095, 142120, 143165, 177004, 186320, 204952, 208240, 221255, 229064, 256190, 284240, 286330, 354008, 409904, 442510, 458128, 486761, 512380, 572660, 708016, 885020, 973522, 1024760, 1145320, 1770040, 1947044, 2049520, 2290640, 2433805, 3540080, 3894088, 4867610, 7788176, 9735220, 19470440, 38940880]

約数ペア:

[(1, 38940880), (2, 19470440), (4, 9735220), (5, 7788176), (8, 4867610), (10, 3894088), (11, 3540080), (16, 2433805), (17, 2290640), (19, 2049520), (20, 1947044), (22, 1770040), (34, 1145320), (38, 1024760), (40, 973522), (44, 885020), (55, 708016), (68, 572660), (76, 512380), (80, 486761), (85, 458128), (88, 442510), (95, 409904), (110, 354008), (136, 286330), (137, 284240), (152, 256190), (170, 229064), (176, 221255), (187, 208240), (190, 204952), (209, 186320), (220, 177004), (272, 143165), (274, 142120), (304, 128095), (323, 120560), (340, 114532), (374, 104120), (380, 102476), (418, 93160), (440, 88502), (548, 71060), (646, 60280), (680, 57266), (685, 56848), (748, 52060), (760, 51238), (836, 46580), (880, 44251), (935, 41648), (1045, 37264), (1096, 35530), (1292, 30140), (1360, 28633), (1370, 28424), (1496, 26030), (1507, 25840), (1520, 25619), (1615, 24112), (1672, 23290), (1870, 20824), (2090, 18632), (2192, 17765), (2329, 16720), (2584, 15070), (2603, 14960), (2740, 14212), (2992, 13015), (3014, 12920), (3230, 12056), (3344, 11645), (3553, 10960), (3740, 10412), (4180, 9316), (4658, 8360), (5168, 7535), (5206, 7480), (5480, 7106), (6028, 6460)]