2001943970

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{12409}}^1$

素因数の和:12519

約数の個数: 64

約数和(自身を含む): 4165590240

約数和(自身を除く): 2163646270

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 73, 85, 130, 146, 170, 221, 365, 442, 730, 949, 1105, 1241, 1898, 2210, 2482, 4745, 6205, 9490, 12409, 12410, 16133, 24818, 32266, 62045, 80665, 124090, 161317, 161330, 210953, 322634, 421906, 806585, 905857, 1054765, 1613170, 1811714, 2109530, 2742389, 4529285, 5484778, 9058570, 11776141, 13711945, 15399569, 23552282, 27423890, 30799138, 58880705, 76997845, 117761410, 153995690, 200194397, 400388794, 1000971985, 2001943970]

約数ペア:

[(1, 2001943970), (2, 1000971985), (5, 400388794), (10, 200194397), (13, 153995690), (17, 117761410), (26, 76997845), (34, 58880705), (65, 30799138), (73, 27423890), (85, 23552282), (130, 15399569), (146, 13711945), (170, 11776141), (221, 9058570), (365, 5484778), (442, 4529285), (730, 2742389), (949, 2109530), (1105, 1811714), (1241, 1613170), (1898, 1054765), (2210, 905857), (2482, 806585), (4745, 421906), (6205, 322634), (9490, 210953), (12409, 161330), (12410, 161317), (16133, 124090), (24818, 80665), (32266, 62045)]