228235540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{51637}}^1$

素因数の和:51676

約数の個数: 48

約数和(自身を含む): 546536592

約数和(自身を除く): 318301052

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 170, 221, 260, 340, 442, 884, 1105, 2210, 4420, 51637, 103274, 206548, 258185, 516370, 671281, 877829, 1032740, 1342562, 1755658, 2685124, 3356405, 3511316, 4389145, 6712810, 8778290, 11411777, 13425620, 17556580, 22823554, 45647108, 57058885, 114117770, 228235540]

約数ペア:

[(1, 228235540), (2, 114117770), (4, 57058885), (5, 45647108), (10, 22823554), (13, 17556580), (17, 13425620), (20, 11411777), (26, 8778290), (34, 6712810), (52, 4389145), (65, 3511316), (68, 3356405), (85, 2685124), (130, 1755658), (170, 1342562), (221, 1032740), (260, 877829), (340, 671281), (442, 516370), (884, 258185), (1105, 206548), (2210, 103274), (4420, 51637)]