40522040

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{523}}^1$

素因数の和:696

約数の個数: 64

約数和(自身を含む): 99036000

約数和(自身を除く): 58513960

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 149, 260, 298, 520, 523, 596, 745, 1046, 1192, 1490, 1937, 2092, 2615, 2980, 3874, 4184, 5230, 5960, 6799, 7748, 9685, 10460, 13598, 15496, 19370, 20920, 27196, 33995, 38740, 54392, 67990, 77480, 77927, 135980, 155854, 271960, 311708, 389635, 623416, 779270, 1013051, 1558540, 2026102, 3117080, 4052204, 5065255, 8104408, 10130510, 20261020, 40522040]

約数ペア:

[(1, 40522040), (2, 20261020), (4, 10130510), (5, 8104408), (8, 5065255), (10, 4052204), (13, 3117080), (20, 2026102), (26, 1558540), (40, 1013051), (52, 779270), (65, 623416), (104, 389635), (130, 311708), (149, 271960), (260, 155854), (298, 135980), (520, 77927), (523, 77480), (596, 67990), (745, 54392), (1046, 38740), (1192, 33995), (1490, 27196), (1937, 20920), (2092, 19370), (2615, 15496), (2980, 13598), (3874, 10460), (4184, 9685), (5230, 7748), (5960, 6799)]