2160436990

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{71}}^1\times {\mathrm{8429}}^1$

素因数の和:8545

約数の個数: 48

約数和(自身を含む): 4162531680

約数和(自身を除く): 2002094690

約数列:

[1, 2, 5, 10, 19, 38, 71, 95, 142, 190, 355, 361, 710, 722, 1349, 1805, 2698, 3610, 6745, 8429, 13490, 16858, 25631, 42145, 51262, 84290, 128155, 160151, 256310, 320302, 598459, 800755, 1196918, 1601510, 2992295, 3042869, 5984590, 6085738, 11370721, 15214345, 22741442, 30428690, 56853605, 113707210, 216043699, 432087398, 1080218495, 2160436990]

約数ペア:

[(1, 2160436990), (2, 1080218495), (5, 432087398), (10, 216043699), (19, 113707210), (38, 56853605), (71, 30428690), (95, 22741442), (142, 15214345), (190, 11370721), (355, 6085738), (361, 5984590), (710, 3042869), (722, 2992295), (1349, 1601510), (1805, 1196918), (2698, 800755), (3610, 598459), (6745, 320302), (8429, 256310), (13490, 160151), (16858, 128155), (25631, 84290), (42145, 51262)]