82490020

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{5867}}^1$

素因数の和:5932

約数の個数: 48

約数和(自身を含む): 187306560

約数和(自身を除く): 104816540

約数列:

[1, 2, 4, 5, 10, 19, 20, 37, 38, 74, 76, 95, 148, 185, 190, 370, 380, 703, 740, 1406, 2812, 3515, 5867, 7030, 11734, 14060, 23468, 29335, 58670, 111473, 117340, 217079, 222946, 434158, 445892, 557365, 868316, 1085395, 1114730, 2170790, 2229460, 4124501, 4341580, 8249002, 16498004, 20622505, 41245010, 82490020]

約数ペア:

[(1, 82490020), (2, 41245010), (4, 20622505), (5, 16498004), (10, 8249002), (19, 4341580), (20, 4124501), (37, 2229460), (38, 2170790), (74, 1114730), (76, 1085395), (95, 868316), (148, 557365), (185, 445892), (190, 434158), (370, 222946), (380, 217079), (703, 117340), (740, 111473), (1406, 58670), (2812, 29335), (3515, 23468), (5867, 14060), (7030, 11734)]