71840120

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{14843}}^1$

素因数の和:14876

約数の個数: 48

約数和(自身を含む): 177682680

約数和(自身を除く): 105842560

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, 14843, 29686, 59372, 74215, 118744, 148430, 163273, 296860, 326546, 593720, 653092, 816365, 1306184, 1632730, 1796003, 3265460, 3592006, 6530920, 7184012, 8980015, 14368024, 17960030, 35920060, 71840120]

約数ペア:

[(1, 71840120), (2, 35920060), (4, 17960030), (5, 14368024), (8, 8980015), (10, 7184012), (11, 6530920), (20, 3592006), (22, 3265460), (40, 1796003), (44, 1632730), (55, 1306184), (88, 816365), (110, 653092), (121, 593720), (220, 326546), (242, 296860), (440, 163273), (484, 148430), (605, 118744), (968, 74215), (1210, 59372), (2420, 29686), (4840, 14843)]