619490860

素因数分解:

$2^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{269}}^1\times {\mathrm{1019}}^1$

素因数の和:1410

約数の個数: 48

約数和(自身を含む): 1318615200

約数和(自身を除く): 699124340

約数列:

[1, 2, 4, 5, 10, 20, 113, 226, 269, 452, 538, 565, 1019, 1076, 1130, 1345, 2038, 2260, 2690, 4076, 5095, 5380, 10190, 20380, 30397, 60794, 115147, 121588, 151985, 230294, 274111, 303970, 460588, 548222, 575735, 607940, 1096444, 1151470, 1370555, 2302940, 2741110, 5482220, 30974543, 61949086, 123898172, 154872715, 309745430, 619490860]

約数ペア:

[(1, 619490860), (2, 309745430), (4, 154872715), (5, 123898172), (10, 61949086), (20, 30974543), (113, 5482220), (226, 2741110), (269, 2302940), (452, 1370555), (538, 1151470), (565, 1096444), (1019, 607940), (1076, 575735), (1130, 548222), (1345, 460588), (2038, 303970), (2260, 274111), (2690, 230294), (4076, 151985), (5095, 121588), (5380, 115147), (10190, 60794), (20380, 30397)]