4991540

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{277}}^1$

素因数の和:356

約数の個数: 48

約数和(自身を含む): 11349072

約数和(自身を除く): 6357532

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 53, 68, 85, 106, 170, 212, 265, 277, 340, 530, 554, 901, 1060, 1108, 1385, 1802, 2770, 3604, 4505, 4709, 5540, 9010, 9418, 14681, 18020, 18836, 23545, 29362, 47090, 58724, 73405, 94180, 146810, 249577, 293620, 499154, 998308, 1247885, 2495770, 4991540]

約数ペア:

[(1, 4991540), (2, 2495770), (4, 1247885), (5, 998308), (10, 499154), (17, 293620), (20, 249577), (34, 146810), (53, 94180), (68, 73405), (85, 58724), (106, 47090), (170, 29362), (212, 23545), (265, 18836), (277, 18020), (340, 14681), (530, 9418), (554, 9010), (901, 5540), (1060, 4709), (1108, 4505), (1385, 3604), (1802, 2770)]