15650540

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{191}}^1\times {\mathrm{241}}^1$

素因数の和:458

約数の個数: 48

約数和(自身を含む): 35126784

約数和(自身を除く): 19476244

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 191, 241, 340, 382, 482, 764, 955, 964, 1205, 1910, 2410, 3247, 3820, 4097, 4820, 6494, 8194, 12988, 16235, 16388, 20485, 32470, 40970, 46031, 64940, 81940, 92062, 184124, 230155, 460310, 782527, 920620, 1565054, 3130108, 3912635, 7825270, 15650540]

約数ペア:

[(1, 15650540), (2, 7825270), (4, 3912635), (5, 3130108), (10, 1565054), (17, 920620), (20, 782527), (34, 460310), (68, 230155), (85, 184124), (170, 92062), (191, 81940), (241, 64940), (340, 46031), (382, 40970), (482, 32470), (764, 20485), (955, 16388), (964, 16235), (1205, 12988), (1910, 8194), (2410, 6494), (3247, 4820), (3820, 4097)]