8455980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{293}}^1$

素因数の和:355

約数の個数: 96

約数和(自身を含む): 26276544

約数和(自身を除く): 17820564

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 37, 39, 52, 60, 65, 74, 78, 111, 130, 148, 156, 185, 195, 222, 260, 293, 370, 390, 444, 481, 555, 586, 740, 780, 879, 962, 1110, 1172, 1443, 1465, 1758, 1924, 2220, 2405, 2886, 2930, 3516, 3809, 4395, 4810, 5772, 5860, 7215, 7618, 8790, 9620, 10841, 11427, 14430, 15236, 17580, 19045, 21682, 22854, 28860, 32523, 38090, 43364, 45708, 54205, 57135, 65046, 76180, 108410, 114270, 130092, 140933, 162615, 216820, 228540, 281866, 325230, 422799, 563732, 650460, 704665, 845598, 1409330, 1691196, 2113995, 2818660, 4227990, 8455980]

約数ペア:

[(1, 8455980), (2, 4227990), (3, 2818660), (4, 2113995), (5, 1691196), (6, 1409330), (10, 845598), (12, 704665), (13, 650460), (15, 563732), (20, 422799), (26, 325230), (30, 281866), (37, 228540), (39, 216820), (52, 162615), (60, 140933), (65, 130092), (74, 114270), (78, 108410), (111, 76180), (130, 65046), (148, 57135), (156, 54205), (185, 45708), (195, 43364), (222, 38090), (260, 32523), (293, 28860), (370, 22854), (390, 21682), (444, 19045), (481, 17580), (555, 15236), (586, 14430), (740, 11427), (780, 10841), (879, 9620), (962, 8790), (1110, 7618), (1172, 7215), (1443, 5860), (1465, 5772), (1758, 4810), (1924, 4395), (2220, 3809), (2405, 3516), (2886, 2930)]