30937720

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{70313}}^1$

素因数の和:70335

約数の個数: 32

約数和(自身を含む): 75939120

約数和(自身を除く): 45001400

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 70313, 140626, 281252, 351565, 562504, 703130, 773443, 1406260, 1546886, 2812520, 3093772, 3867215, 6187544, 7734430, 15468860, 30937720]

約数ペア:

[(1, 30937720), (2, 15468860), (4, 7734430), (5, 6187544), (8, 3867215), (10, 3093772), (11, 2812520), (20, 1546886), (22, 1406260), (40, 773443), (44, 703130), (55, 562504), (88, 351565), (110, 281252), (220, 140626), (440, 70313)]