17872608980

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{720089}}^1$

素因数の和:720188

約数の個数: 48

約数和(自身を含む): 40284714960

約数和(自身を除く): 22412105980

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 73, 85, 146, 170, 292, 340, 365, 730, 1241, 1460, 2482, 4964, 6205, 12410, 24820, 720089, 1440178, 2880356, 3600445, 7200890, 12241513, 14401780, 24483026, 48966052, 52566497, 61207565, 105132994, 122415130, 210265988, 244830260, 262832485, 525664970, 893630449, 1051329940, 1787260898, 3574521796, 4468152245, 8936304490, 17872608980]

約数ペア:

[(1, 17872608980), (2, 8936304490), (4, 4468152245), (5, 3574521796), (10, 1787260898), (17, 1051329940), (20, 893630449), (34, 525664970), (68, 262832485), (73, 244830260), (85, 210265988), (146, 122415130), (170, 105132994), (292, 61207565), (340, 52566497), (365, 48966052), (730, 24483026), (1241, 14401780), (1460, 12241513), (2482, 7200890), (4964, 3600445), (6205, 2880356), (12410, 1440178), (24820, 720089)]