405733280

素因数分解:

$2^5\times 5^1\times {\mathrm{113}}^1\times {\mathrm{22441}}^1$

素因数の和:22569

約数の個数: 48

約数和(自身を含む): 967070664

約数和(自身を除く): 561337384

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 113, 160, 226, 452, 565, 904, 1130, 1808, 2260, 3616, 4520, 9040, 18080, 22441, 44882, 89764, 112205, 179528, 224410, 359056, 448820, 718112, 897640, 1795280, 2535833, 3590560, 5071666, 10143332, 12679165, 20286664, 25358330, 40573328, 50716660, 81146656, 101433320, 202866640, 405733280]

約数ペア:

[(1, 405733280), (2, 202866640), (4, 101433320), (5, 81146656), (8, 50716660), (10, 40573328), (16, 25358330), (20, 20286664), (32, 12679165), (40, 10143332), (80, 5071666), (113, 3590560), (160, 2535833), (226, 1795280), (452, 897640), (565, 718112), (904, 448820), (1130, 359056), (1808, 224410), (2260, 179528), (3616, 112205), (4520, 89764), (9040, 44882), (18080, 22441)]