766596940

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{367}}^1\times {\mathrm{1471}}^1$

素因数の和:1918

約数の個数: 48

約数和(自身を含む): 1638088704

約数和(自身を除く): 871491764

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 367, 710, 734, 1420, 1468, 1471, 1835, 2942, 3670, 5884, 7340, 7355, 14710, 26057, 29420, 52114, 104228, 104441, 130285, 208882, 260570, 417764, 521140, 522205, 539857, 1044410, 1079714, 2088820, 2159428, 2699285, 5398570, 10797140, 38329847, 76659694, 153319388, 191649235, 383298470, 766596940]

約数ペア:

[(1, 766596940), (2, 383298470), (4, 191649235), (5, 153319388), (10, 76659694), (20, 38329847), (71, 10797140), (142, 5398570), (284, 2699285), (355, 2159428), (367, 2088820), (710, 1079714), (734, 1044410), (1420, 539857), (1468, 522205), (1471, 521140), (1835, 417764), (2942, 260570), (3670, 208882), (5884, 130285), (7340, 104441), (7355, 104228), (14710, 52114), (26057, 29420)]