9128720

素因数分解:

$2^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{2153}}^1$

素因数の和:2219

約数の個数: 40

約数和(自身を含む): 21634776

約数和(自身を除く): 12506056

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 53, 80, 106, 212, 265, 424, 530, 848, 1060, 2120, 2153, 4240, 4306, 8612, 10765, 17224, 21530, 34448, 43060, 86120, 114109, 172240, 228218, 456436, 570545, 912872, 1141090, 1825744, 2282180, 4564360, 9128720]

約数ペア:

[(1, 9128720), (2, 4564360), (4, 2282180), (5, 1825744), (8, 1141090), (10, 912872), (16, 570545), (20, 456436), (40, 228218), (53, 172240), (80, 114109), (106, 86120), (212, 43060), (265, 34448), (424, 21530), (530, 17224), (848, 10765), (1060, 8612), (2120, 4306), (2153, 4240)]