20123701860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{107}}^1\times {\mathrm{991}}^1\times {\mathrm{3163}}^1$

素因数の和:4273

約数の個数: 96

約数和(自身を含む): 56948355072

約数和(自身を除く): 36824653212

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 107, 214, 321, 428, 535, 642, 991, 1070, 1284, 1605, 1982, 2140, 2973, 3163, 3210, 3964, 4955, 5946, 6326, 6420, 9489, 9910, 11892, 12652, 14865, 15815, 18978, 19820, 29730, 31630, 37956, 47445, 59460, 63260, 94890, 106037, 189780, 212074, 318111, 338441, 424148, 530185, 636222, 676882, 1015323, 1060370, 1272444, 1353764, 1590555, 1692205, 2030646, 2120740, 3134533, 3181110, 3384410, 4061292, 5076615, 6269066, 6362220, 6768820, 9403599, 10153230, 12538132, 15672665, 18807198, 20306460, 31345330, 37614396, 47017995, 62690660, 94035990, 188071980, 335395031, 670790062, 1006185093, 1341580124, 1676975155, 2012370186, 3353950310, 4024740372, 5030925465, 6707900620, 10061850930, 20123701860]

約数ペア:

[(1, 20123701860), (2, 10061850930), (3, 6707900620), (4, 5030925465), (5, 4024740372), (6, 3353950310), (10, 2012370186), (12, 1676975155), (15, 1341580124), (20, 1006185093), (30, 670790062), (60, 335395031), (107, 188071980), (214, 94035990), (321, 62690660), (428, 47017995), (535, 37614396), (642, 31345330), (991, 20306460), (1070, 18807198), (1284, 15672665), (1605, 12538132), (1982, 10153230), (2140, 9403599), (2973, 6768820), (3163, 6362220), (3210, 6269066), (3964, 5076615), (4955, 4061292), (5946, 3384410), (6326, 3181110), (6420, 3134533), (9489, 2120740), (9910, 2030646), (11892, 1692205), (12652, 1590555), (14865, 1353764), (15815, 1272444), (18978, 1060370), (19820, 1015323), (29730, 676882), (31630, 636222), (37956, 530185), (47445, 424148), (59460, 338441), (63260, 318111), (94890, 212074), (106037, 189780)]