6561460

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{557}}^1$

素因数の和:616

約数の個数: 48

約数和(自身を含む): 14999040

約数和(自身を除く): 8437580

約数列:

[1, 2, 4, 5, 10, 19, 20, 31, 38, 62, 76, 95, 124, 155, 190, 310, 380, 557, 589, 620, 1114, 1178, 2228, 2356, 2785, 2945, 5570, 5890, 10583, 11140, 11780, 17267, 21166, 34534, 42332, 52915, 69068, 86335, 105830, 172670, 211660, 328073, 345340, 656146, 1312292, 1640365, 3280730, 6561460]

約数ペア:

[(1, 6561460), (2, 3280730), (4, 1640365), (5, 1312292), (10, 656146), (19, 345340), (20, 328073), (31, 211660), (38, 172670), (62, 105830), (76, 86335), (95, 69068), (124, 52915), (155, 42332), (190, 34534), (310, 21166), (380, 17267), (557, 11780), (589, 11140), (620, 10583), (1114, 5890), (1178, 5570), (2228, 2945), (2356, 2785)]