3268640

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{659}}^1$

素因数の和:705

約数の個数: 48

約数和(自身を含む): 7983360

約数和(自身を除く): 4714720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 248, 310, 496, 620, 659, 992, 1240, 1318, 2480, 2636, 3295, 4960, 5272, 6590, 10544, 13180, 20429, 21088, 26360, 40858, 52720, 81716, 102145, 105440, 163432, 204290, 326864, 408580, 653728, 817160, 1634320, 3268640]

約数ペア:

[(1, 3268640), (2, 1634320), (4, 817160), (5, 653728), (8, 408580), (10, 326864), (16, 204290), (20, 163432), (31, 105440), (32, 102145), (40, 81716), (62, 52720), (80, 40858), (124, 26360), (155, 21088), (160, 20429), (248, 13180), (310, 10544), (496, 6590), (620, 5272), (659, 4960), (992, 3295), (1240, 2636), (1318, 2480)]