788840

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1$

素因数の和:102

約数の個数: 64

約数和(自身を含む): 2010960

約数和(自身を除く): 1222120

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 37, 40, 41, 52, 65, 74, 82, 104, 130, 148, 164, 185, 205, 260, 296, 328, 370, 410, 481, 520, 533, 740, 820, 962, 1066, 1480, 1517, 1640, 1924, 2132, 2405, 2665, 3034, 3848, 4264, 4810, 5330, 6068, 7585, 9620, 10660, 12136, 15170, 19240, 19721, 21320, 30340, 39442, 60680, 78884, 98605, 157768, 197210, 394420, 788840]

約数ペア:

[(1, 788840), (2, 394420), (4, 197210), (5, 157768), (8, 98605), (10, 78884), (13, 60680), (20, 39442), (26, 30340), (37, 21320), (40, 19721), (41, 19240), (52, 15170), (65, 12136), (74, 10660), (82, 9620), (104, 7585), (130, 6068), (148, 5330), (164, 4810), (185, 4264), (205, 3848), (260, 3034), (296, 2665), (328, 2405), (370, 2132), (410, 1924), (481, 1640), (520, 1517), (533, 1480), (740, 1066), (820, 962)]