1836680

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1$

素因数の和:138

約数の個数: 64

約数和(自身を含む): 4555440

約数和(自身を除く): 2718760

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 37, 40, 68, 73, 74, 85, 136, 146, 148, 170, 185, 292, 296, 340, 365, 370, 584, 629, 680, 730, 740, 1241, 1258, 1460, 1480, 2482, 2516, 2701, 2920, 3145, 4964, 5032, 5402, 6205, 6290, 9928, 10804, 12410, 12580, 13505, 21608, 24820, 25160, 27010, 45917, 49640, 54020, 91834, 108040, 183668, 229585, 367336, 459170, 918340, 1836680]

約数ペア:

[(1, 1836680), (2, 918340), (4, 459170), (5, 367336), (8, 229585), (10, 183668), (17, 108040), (20, 91834), (34, 54020), (37, 49640), (40, 45917), (68, 27010), (73, 25160), (74, 24820), (85, 21608), (136, 13505), (146, 12580), (148, 12410), (170, 10804), (185, 9928), (292, 6290), (296, 6205), (340, 5402), (365, 5032), (370, 4964), (584, 3145), (629, 2920), (680, 2701), (730, 2516), (740, 2482), (1241, 1480), (1258, 1460)]