2941340

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{211}}^1$

素因数の和:278

約数の個数: 48

約数和(自身を含む): 6731424

約数和(自身を除く): 3790084

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 41, 68, 82, 85, 164, 170, 205, 211, 340, 410, 422, 697, 820, 844, 1055, 1394, 2110, 2788, 3485, 3587, 4220, 6970, 7174, 8651, 13940, 14348, 17302, 17935, 34604, 35870, 43255, 71740, 86510, 147067, 173020, 294134, 588268, 735335, 1470670, 2941340]

約数ペア:

[(1, 2941340), (2, 1470670), (4, 735335), (5, 588268), (10, 294134), (17, 173020), (20, 147067), (34, 86510), (41, 71740), (68, 43255), (82, 35870), (85, 34604), (164, 17935), (170, 17302), (205, 14348), (211, 13940), (340, 8651), (410, 7174), (422, 6970), (697, 4220), (820, 3587), (844, 3485), (1055, 2788), (1394, 2110)]