86838220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{631}}^1\times {\mathrm{983}}^1$

素因数の和:1630

約数の個数: 48

約数和(自身を含む): 208954368

約数和(自身を除く): 122116148

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 631, 983, 1262, 1966, 2524, 3155, 3932, 4417, 4915, 6310, 6881, 8834, 9830, 12620, 13762, 17668, 19660, 22085, 27524, 34405, 44170, 68810, 88340, 137620, 620273, 1240546, 2481092, 3101365, 4341911, 6202730, 8683822, 12405460, 17367644, 21709555, 43419110, 86838220]

約数ペア:

[(1, 86838220), (2, 43419110), (4, 21709555), (5, 17367644), (7, 12405460), (10, 8683822), (14, 6202730), (20, 4341911), (28, 3101365), (35, 2481092), (70, 1240546), (140, 620273), (631, 137620), (983, 88340), (1262, 68810), (1966, 44170), (2524, 34405), (3155, 27524), (3932, 22085), (4417, 19660), (4915, 17668), (6310, 13762), (6881, 12620), (8834, 9830)]