15696042980

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{239}}^1\times {\mathrm{53831}}^1$

素因数の和:54140

約数の個数: 48

約数和(自身を含む): 33642846720

約数和(自身を除く): 17946803740

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 239, 244, 305, 478, 610, 956, 1195, 1220, 2390, 4780, 14579, 29158, 53831, 58316, 72895, 107662, 145790, 215324, 269155, 291580, 538310, 1076620, 3283691, 6567382, 12865609, 13134764, 16418455, 25731218, 32836910, 51462436, 64328045, 65673820, 128656090, 257312180, 784802149, 1569604298, 3139208596, 3924010745, 7848021490, 15696042980]

約数ペア:

[(1, 15696042980), (2, 7848021490), (4, 3924010745), (5, 3139208596), (10, 1569604298), (20, 784802149), (61, 257312180), (122, 128656090), (239, 65673820), (244, 64328045), (305, 51462436), (478, 32836910), (610, 25731218), (956, 16418455), (1195, 13134764), (1220, 12865609), (2390, 6567382), (4780, 3283691), (14579, 1076620), (29158, 538310), (53831, 291580), (58316, 269155), (72895, 215324), (107662, 145790)]