9637940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1951}}^1$

素因数の和:1992

約数の個数: 48

約数和(自身を含む): 22955520

約数和(自身を除く): 13317580

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 190, 247, 260, 380, 494, 988, 1235, 1951, 2470, 3902, 4940, 7804, 9755, 19510, 25363, 37069, 39020, 50726, 74138, 101452, 126815, 148276, 185345, 253630, 370690, 481897, 507260, 741380, 963794, 1927588, 2409485, 4818970, 9637940]

約数ペア:

[(1, 9637940), (2, 4818970), (4, 2409485), (5, 1927588), (10, 963794), (13, 741380), (19, 507260), (20, 481897), (26, 370690), (38, 253630), (52, 185345), (65, 148276), (76, 126815), (95, 101452), (130, 74138), (190, 50726), (247, 39020), (260, 37069), (380, 25363), (494, 19510), (988, 9755), (1235, 7804), (1951, 4940), (2470, 3902)]