27917967580

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{113}}^1\times {\mathrm{287281}}^1$

素因数の和:287446

約数の個数: 48

約数和(自身を含む): 60522273504

約数和(自身を除く): 32604305924

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 113, 172, 215, 226, 430, 452, 565, 860, 1130, 2260, 4859, 9718, 19436, 24295, 48590, 97180, 287281, 574562, 1149124, 1436405, 2872810, 5745620, 12353083, 24706166, 32462753, 49412332, 61765415, 64925506, 123530830, 129851012, 162313765, 247061660, 324627530, 649255060, 1395898379, 2791796758, 5583593516, 6979491895, 13958983790, 27917967580]

約数ペア:

[(1, 27917967580), (2, 13958983790), (4, 6979491895), (5, 5583593516), (10, 2791796758), (20, 1395898379), (43, 649255060), (86, 324627530), (113, 247061660), (172, 162313765), (215, 129851012), (226, 123530830), (430, 64925506), (452, 61765415), (565, 49412332), (860, 32462753), (1130, 24706166), (2260, 12353083), (4859, 5745620), (9718, 2872810), (19436, 1436405), (24295, 1149124), (48590, 574562), (97180, 287281)]