8400380

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{797}}^1$

素因数の和:854

約数の個数: 48

約数和(自身を含む): 19305216

約数和(自身を除く): 10904836

約数列:

[1, 2, 4, 5, 10, 17, 20, 31, 34, 62, 68, 85, 124, 155, 170, 310, 340, 527, 620, 797, 1054, 1594, 2108, 2635, 3188, 3985, 5270, 7970, 10540, 13549, 15940, 24707, 27098, 49414, 54196, 67745, 98828, 123535, 135490, 247070, 270980, 420019, 494140, 840038, 1680076, 2100095, 4200190, 8400380]

約数ペア:

[(1, 8400380), (2, 4200190), (4, 2100095), (5, 1680076), (10, 840038), (17, 494140), (20, 420019), (31, 270980), (34, 247070), (62, 135490), (68, 123535), (85, 98828), (124, 67745), (155, 54196), (170, 49414), (310, 27098), (340, 24707), (527, 15940), (620, 13549), (797, 10540), (1054, 7970), (1594, 5270), (2108, 3985), (2635, 3188)]