1265946140

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{953}}^1\times {\mathrm{3907}}^1$

素因数の和:4886

約数の個数: 48

約数和(自身を含む): 2818543392

約数和(自身を除く): 1552597252

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 953, 1906, 3812, 3907, 4765, 7814, 9530, 15628, 16201, 19060, 19535, 32402, 39070, 64804, 66419, 78140, 81005, 132838, 162010, 265676, 324020, 332095, 664190, 1328380, 3723371, 7446742, 14893484, 18616855, 37233710, 63297307, 74467420, 126594614, 253189228, 316486535, 632973070, 1265946140]

約数ペア:

[(1, 1265946140), (2, 632973070), (4, 316486535), (5, 253189228), (10, 126594614), (17, 74467420), (20, 63297307), (34, 37233710), (68, 18616855), (85, 14893484), (170, 7446742), (340, 3723371), (953, 1328380), (1906, 664190), (3812, 332095), (3907, 324020), (4765, 265676), (7814, 162010), (9530, 132838), (15628, 81005), (16201, 78140), (19060, 66419), (19535, 64804), (32402, 39070)]