419908640

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{84659}}^1$

素因数の和:84705

約数の個数: 48

約数和(自身を含む): 1024047360

約数和(自身を除く): 604138720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 248, 310, 496, 620, 992, 1240, 2480, 4960, 84659, 169318, 338636, 423295, 677272, 846590, 1354544, 1693180, 2624429, 2709088, 3386360, 5248858, 6772720, 10497716, 13122145, 13545440, 20995432, 26244290, 41990864, 52488580, 83981728, 104977160, 209954320, 419908640]

約数ペア:

[(1, 419908640), (2, 209954320), (4, 104977160), (5, 83981728), (8, 52488580), (10, 41990864), (16, 26244290), (20, 20995432), (31, 13545440), (32, 13122145), (40, 10497716), (62, 6772720), (80, 5248858), (124, 3386360), (155, 2709088), (160, 2624429), (248, 1693180), (310, 1354544), (496, 846590), (620, 677272), (992, 423295), (1240, 338636), (2480, 169318), (4960, 84659)]