217090480

素因数分解:

$2^4\times 5^1\times {\mathrm{577}}^1\times {\mathrm{4703}}^1$

素因数の和:5293

約数の個数: 40

約数和(自身を含む): 505717632

約数和(自身を除く): 288627152

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 577, 1154, 2308, 2885, 4616, 4703, 5770, 9232, 9406, 11540, 18812, 23080, 23515, 37624, 46160, 47030, 75248, 94060, 188120, 376240, 2713631, 5427262, 10854524, 13568155, 21709048, 27136310, 43418096, 54272620, 108545240, 217090480]

約数ペア:

[(1, 217090480), (2, 108545240), (4, 54272620), (5, 43418096), (8, 27136310), (10, 21709048), (16, 13568155), (20, 10854524), (40, 5427262), (80, 2713631), (577, 376240), (1154, 188120), (2308, 94060), (2885, 75248), (4616, 47030), (4703, 46160), (5770, 37624), (9232, 23515), (9406, 23080), (11540, 18812)]