39778899940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{1429867}}^1$

素因数の和:1429996

約数の個数: 48

約数和(自身を含む): 90802337472

約数和(自身を除く): 51023437532

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 107, 130, 214, 260, 428, 535, 1070, 1391, 2140, 2782, 5564, 6955, 13910, 27820, 1429867, 2859734, 5719468, 7149335, 14298670, 18588271, 28597340, 37176542, 74353084, 92941355, 152995769, 185882710, 305991538, 371765420, 611983076, 764978845, 1529957690, 1988944997, 3059915380, 3977889994, 7955779988, 9944724985, 19889449970, 39778899940]

約数ペア:

[(1, 39778899940), (2, 19889449970), (4, 9944724985), (5, 7955779988), (10, 3977889994), (13, 3059915380), (20, 1988944997), (26, 1529957690), (52, 764978845), (65, 611983076), (107, 371765420), (130, 305991538), (214, 185882710), (260, 152995769), (428, 92941355), (535, 74353084), (1070, 37176542), (1391, 28597340), (2140, 18588271), (2782, 14298670), (5564, 7149335), (6955, 5719468), (13910, 2859734), (27820, 1429867)]