313680940

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{29761}}^1$

素因数の和:29818

約数の個数: 48

約数和(自身を含む): 720002304

約数和(自身を除く): 406321364

約数列:

[1, 2, 4, 5, 10, 17, 20, 31, 34, 62, 68, 85, 124, 155, 170, 310, 340, 527, 620, 1054, 2108, 2635, 5270, 10540, 29761, 59522, 119044, 148805, 297610, 505937, 595220, 922591, 1011874, 1845182, 2023748, 2529685, 3690364, 4612955, 5059370, 9225910, 10118740, 15684047, 18451820, 31368094, 62736188, 78420235, 156840470, 313680940]

約数ペア:

[(1, 313680940), (2, 156840470), (4, 78420235), (5, 62736188), (10, 31368094), (17, 18451820), (20, 15684047), (31, 10118740), (34, 9225910), (62, 5059370), (68, 4612955), (85, 3690364), (124, 2529685), (155, 2023748), (170, 1845182), (310, 1011874), (340, 922591), (527, 595220), (620, 505937), (1054, 297610), (2108, 148805), (2635, 119044), (5270, 59522), (10540, 29761)]