719462020

素因数分解:

$2^2\times 5^1\times {\mathrm{173}}^1\times {\mathrm{269}}^1\times {\mathrm{773}}^1$

素因数の和:1224

約数の個数: 48

約数和(自身を含む): 1527225840

約数和(自身を除く): 807763820

約数列:

[1, 2, 4, 5, 10, 20, 173, 269, 346, 538, 692, 773, 865, 1076, 1345, 1546, 1730, 2690, 3092, 3460, 3865, 5380, 7730, 15460, 46537, 93074, 133729, 186148, 207937, 232685, 267458, 415874, 465370, 534916, 668645, 831748, 930740, 1039685, 1337290, 2079370, 2674580, 4158740, 35973101, 71946202, 143892404, 179865505, 359731010, 719462020]

約数ペア:

[(1, 719462020), (2, 359731010), (4, 179865505), (5, 143892404), (10, 71946202), (20, 35973101), (173, 4158740), (269, 2674580), (346, 2079370), (538, 1337290), (692, 1039685), (773, 930740), (865, 831748), (1076, 668645), (1345, 534916), (1546, 465370), (1730, 415874), (2690, 267458), (3092, 232685), (3460, 207937), (3865, 186148), (5380, 133729), (7730, 93074), (15460, 46537)]