1030484720

素因数分解:

$2^4\times 5^1\times {\mathrm{89}}^1\times {\mathrm{144731}}^1$

素因数の和:144833

約数の個数: 40

約数和(自身を含む): 2422813680

約数和(自身を除く): 1392328960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 89, 178, 356, 445, 712, 890, 1424, 1780, 3560, 7120, 144731, 289462, 578924, 723655, 1157848, 1447310, 2315696, 2894620, 5789240, 11578480, 12881059, 25762118, 51524236, 64405295, 103048472, 128810590, 206096944, 257621180, 515242360, 1030484720]

約数ペア:

[(1, 1030484720), (2, 515242360), (4, 257621180), (5, 206096944), (8, 128810590), (10, 103048472), (16, 64405295), (20, 51524236), (40, 25762118), (80, 12881059), (89, 11578480), (178, 5789240), (356, 2894620), (445, 2315696), (712, 1447310), (890, 1157848), (1424, 723655), (1780, 578924), (3560, 289462), (7120, 144731)]