39484640

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{463}}^1$

素因数の和:532

約数の個数: 96

約数和(自身を含む): 103130496

約数和(自身を除く): 63645856

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 41, 52, 65, 80, 82, 104, 130, 160, 164, 205, 208, 260, 328, 410, 416, 463, 520, 533, 656, 820, 926, 1040, 1066, 1312, 1640, 1852, 2080, 2132, 2315, 2665, 3280, 3704, 4264, 4630, 5330, 6019, 6560, 7408, 8528, 9260, 10660, 12038, 14816, 17056, 18520, 18983, 21320, 24076, 30095, 37040, 37966, 42640, 48152, 60190, 74080, 75932, 85280, 94915, 96304, 120380, 151864, 189830, 192608, 240760, 246779, 303728, 379660, 481520, 493558, 607456, 759320, 963040, 987116, 1233895, 1518640, 1974232, 2467790, 3037280, 3948464, 4935580, 7896928, 9871160, 19742320, 39484640]

約数ペア:

[(1, 39484640), (2, 19742320), (4, 9871160), (5, 7896928), (8, 4935580), (10, 3948464), (13, 3037280), (16, 2467790), (20, 1974232), (26, 1518640), (32, 1233895), (40, 987116), (41, 963040), (52, 759320), (65, 607456), (80, 493558), (82, 481520), (104, 379660), (130, 303728), (160, 246779), (164, 240760), (205, 192608), (208, 189830), (260, 151864), (328, 120380), (410, 96304), (416, 94915), (463, 85280), (520, 75932), (533, 74080), (656, 60190), (820, 48152), (926, 42640), (1040, 37966), (1066, 37040), (1312, 30095), (1640, 24076), (1852, 21320), (2080, 18983), (2132, 18520), (2315, 17056), (2665, 14816), (3280, 12038), (3704, 10660), (4264, 9260), (4630, 8528), (5330, 7408), (6019, 6560)]