40020380

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{3797}}^1$

素因数の和:3854

約数の個数: 48

約数和(自身を含む): 91881216

約数和(自身を除く): 51860836

約数列:

[1, 2, 4, 5, 10, 17, 20, 31, 34, 62, 68, 85, 124, 155, 170, 310, 340, 527, 620, 1054, 2108, 2635, 3797, 5270, 7594, 10540, 15188, 18985, 37970, 64549, 75940, 117707, 129098, 235414, 258196, 322745, 470828, 588535, 645490, 1177070, 1290980, 2001019, 2354140, 4002038, 8004076, 10005095, 20010190, 40020380]

約数ペア:

[(1, 40020380), (2, 20010190), (4, 10005095), (5, 8004076), (10, 4002038), (17, 2354140), (20, 2001019), (31, 1290980), (34, 1177070), (62, 645490), (68, 588535), (85, 470828), (124, 322745), (155, 258196), (170, 235414), (310, 129098), (340, 117707), (527, 75940), (620, 64549), (1054, 37970), (2108, 18985), (2635, 15188), (3797, 10540), (5270, 7594)]