38777480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{197}}^1$

素因数の和:271

約数の個数: 128

約数和(自身を含む): 108345600

約数和(自身を除く): 69568120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 37, 38, 40, 56, 70, 74, 76, 95, 133, 140, 148, 152, 185, 190, 197, 259, 266, 280, 296, 370, 380, 394, 518, 532, 665, 703, 740, 760, 788, 985, 1036, 1064, 1295, 1330, 1379, 1406, 1480, 1576, 1970, 2072, 2590, 2660, 2758, 2812, 3515, 3743, 3940, 4921, 5180, 5320, 5516, 5624, 6895, 7030, 7289, 7486, 7880, 9842, 10360, 11032, 13790, 14060, 14578, 14972, 18715, 19684, 24605, 26201, 27580, 28120, 29156, 29944, 36445, 37430, 39368, 49210, 51023, 52402, 55160, 58312, 72890, 74860, 98420, 102046, 104804, 131005, 138491, 145780, 149720, 196840, 204092, 209608, 255115, 262010, 276982, 291560, 408184, 510230, 524020, 553964, 692455, 969437, 1020460, 1048040, 1107928, 1384910, 1938874, 2040920, 2769820, 3877748, 4847185, 5539640, 7755496, 9694370, 19388740, 38777480]

約数ペア:

[(1, 38777480), (2, 19388740), (4, 9694370), (5, 7755496), (7, 5539640), (8, 4847185), (10, 3877748), (14, 2769820), (19, 2040920), (20, 1938874), (28, 1384910), (35, 1107928), (37, 1048040), (38, 1020460), (40, 969437), (56, 692455), (70, 553964), (74, 524020), (76, 510230), (95, 408184), (133, 291560), (140, 276982), (148, 262010), (152, 255115), (185, 209608), (190, 204092), (197, 196840), (259, 149720), (266, 145780), (280, 138491), (296, 131005), (370, 104804), (380, 102046), (394, 98420), (518, 74860), (532, 72890), (665, 58312), (703, 55160), (740, 52402), (760, 51023), (788, 49210), (985, 39368), (1036, 37430), (1064, 36445), (1295, 29944), (1330, 29156), (1379, 28120), (1406, 27580), (1480, 26201), (1576, 24605), (1970, 19684), (2072, 18715), (2590, 14972), (2660, 14578), (2758, 14060), (2812, 13790), (3515, 11032), (3743, 10360), (3940, 9842), (4921, 7880), (5180, 7486), (5320, 7289), (5516, 7030), (5624, 6895)]