291212455940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{18407867}}^1$

素因数の和:18407996

約数の個数: 48

約数和(自身を含む): 705094975872

約数和(自身を除く): 413882519932

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 113, 140, 226, 452, 565, 791, 1130, 1582, 2260, 3164, 3955, 7910, 15820, 18407867, 36815734, 73631468, 92039335, 128855069, 184078670, 257710138, 368157340, 515420276, 644275345, 1288550690, 2080088971, 2577101380, 4160177942, 8320355884, 10400444855, 14560622797, 20800889710, 29121245594, 41601779420, 58242491188, 72803113985, 145606227970, 291212455940]

約数ペア:

[(1, 291212455940), (2, 145606227970), (4, 72803113985), (5, 58242491188), (7, 41601779420), (10, 29121245594), (14, 20800889710), (20, 14560622797), (28, 10400444855), (35, 8320355884), (70, 4160177942), (113, 2577101380), (140, 2080088971), (226, 1288550690), (452, 644275345), (565, 515420276), (791, 368157340), (1130, 257710138), (1582, 184078670), (2260, 128855069), (3164, 92039335), (3955, 73631468), (7910, 36815734), (15820, 18407867)]