61669940

素因数分解:

$2^2\times 5^1\times {\mathrm{773}}^1\times {\mathrm{3989}}^1$

素因数の和:4771

約数の個数: 24

約数和(自身を含む): 129706920

約数和(自身を除く): 68036980

約数列:

[1, 2, 4, 5, 10, 20, 773, 1546, 3092, 3865, 3989, 7730, 7978, 15460, 15956, 19945, 39890, 79780, 3083497, 6166994, 12333988, 15417485, 30834970, 61669940]

約数ペア:

[(1, 61669940), (2, 30834970), (4, 15417485), (5, 12333988), (10, 6166994), (20, 3083497), (773, 79780), (1546, 39890), (3092, 19945), (3865, 15956), (3989, 15460), (7730, 7978)]