31553060

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{2927}}^1$

素因数の和:2961

約数の個数: 72

約数和(自身を含む): 84115584

約数和(自身を除く): 52562524

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 49, 55, 70, 77, 98, 110, 140, 154, 196, 220, 245, 308, 385, 490, 539, 770, 980, 1078, 1540, 2156, 2695, 2927, 5390, 5854, 10780, 11708, 14635, 20489, 29270, 32197, 40978, 58540, 64394, 81956, 102445, 128788, 143423, 160985, 204890, 225379, 286846, 321970, 409780, 450758, 573692, 643940, 717115, 901516, 1126895, 1434230, 1577653, 2253790, 2868460, 3155306, 4507580, 6310612, 7888265, 15776530, 31553060]

約数ペア:

[(1, 31553060), (2, 15776530), (4, 7888265), (5, 6310612), (7, 4507580), (10, 3155306), (11, 2868460), (14, 2253790), (20, 1577653), (22, 1434230), (28, 1126895), (35, 901516), (44, 717115), (49, 643940), (55, 573692), (70, 450758), (77, 409780), (98, 321970), (110, 286846), (140, 225379), (154, 204890), (196, 160985), (220, 143423), (245, 128788), (308, 102445), (385, 81956), (490, 64394), (539, 58540), (770, 40978), (980, 32197), (1078, 29270), (1540, 20489), (2156, 14635), (2695, 11708), (2927, 10780), (5390, 5854)]