1888896860

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{42409}}^1$

素因数の和:42566

約数の個数: 48

約数和(自身を含む): 4232178720

約数和(自身を除く): 2343281860

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 131, 170, 262, 340, 524, 655, 1310, 2227, 2620, 4454, 8908, 11135, 22270, 42409, 44540, 84818, 169636, 212045, 424090, 720953, 848180, 1441906, 2883812, 3604765, 5555579, 7209530, 11111158, 14419060, 22222316, 27777895, 55555790, 94444843, 111111580, 188889686, 377779372, 472224215, 944448430, 1888896860]

約数ペア:

[(1, 1888896860), (2, 944448430), (4, 472224215), (5, 377779372), (10, 188889686), (17, 111111580), (20, 94444843), (34, 55555790), (68, 27777895), (85, 22222316), (131, 14419060), (170, 11111158), (262, 7209530), (340, 5555579), (524, 3604765), (655, 2883812), (1310, 1441906), (2227, 848180), (2620, 720953), (4454, 424090), (8908, 212045), (11135, 169636), (22270, 84818), (42409, 44540)]