40647828

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{3889}}^1$

素因数の和:3976

約数の個数: 48

約数和(自身を含む): 103691840

約数和(自身を除く): 63044012

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 67, 78, 134, 156, 201, 268, 402, 804, 871, 1742, 2613, 3484, 3889, 5226, 7778, 10452, 11667, 15556, 23334, 46668, 50557, 101114, 151671, 202228, 260563, 303342, 521126, 606684, 781689, 1042252, 1563378, 3126756, 3387319, 6774638, 10161957, 13549276, 20323914, 40647828]

約数ペア:

[(1, 40647828), (2, 20323914), (3, 13549276), (4, 10161957), (6, 6774638), (12, 3387319), (13, 3126756), (26, 1563378), (39, 1042252), (52, 781689), (67, 606684), (78, 521126), (134, 303342), (156, 260563), (201, 202228), (268, 151671), (402, 101114), (804, 50557), (871, 46668), (1742, 23334), (2613, 15556), (3484, 11667), (3889, 10452), (5226, 7778)]