7935138820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1828373}}^1$

素因数の和:1828420

約数の個数: 48

約数和(自身を含む): 19658677248

約数和(自身を除く): 11723538428

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 124, 140, 155, 217, 310, 434, 620, 868, 1085, 2170, 4340, 1828373, 3656746, 7313492, 9141865, 12798611, 18283730, 25597222, 36567460, 51194444, 56679563, 63993055, 113359126, 127986110, 226718252, 255972220, 283397815, 396756941, 566795630, 793513882, 1133591260, 1587027764, 1983784705, 3967569410, 7935138820]

約数ペア:

[(1, 7935138820), (2, 3967569410), (4, 1983784705), (5, 1587027764), (7, 1133591260), (10, 793513882), (14, 566795630), (20, 396756941), (28, 283397815), (31, 255972220), (35, 226718252), (62, 127986110), (70, 113359126), (124, 63993055), (140, 56679563), (155, 51194444), (217, 36567460), (310, 25597222), (434, 18283730), (620, 12798611), (868, 9141865), (1085, 7313492), (2170, 3656746), (4340, 1828373)]