71210920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{14713}}^1$

素因数の和:14746

約数の個数: 48

約数和(自身を含む): 176126580

約数和(自身を除く): 104915660

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 121, 220, 242, 440, 484, 605, 968, 1210, 2420, 4840, 14713, 29426, 58852, 73565, 117704, 147130, 161843, 294260, 323686, 588520, 647372, 809215, 1294744, 1618430, 1780273, 3236860, 3560546, 6473720, 7121092, 8901365, 14242184, 17802730, 35605460, 71210920]

約数ペア:

[(1, 71210920), (2, 35605460), (4, 17802730), (5, 14242184), (8, 8901365), (10, 7121092), (11, 6473720), (20, 3560546), (22, 3236860), (40, 1780273), (44, 1618430), (55, 1294744), (88, 809215), (110, 647372), (121, 588520), (220, 323686), (242, 294260), (440, 161843), (484, 147130), (605, 117704), (968, 73565), (1210, 58852), (2420, 29426), (4840, 14713)]