21878045260

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{113}}^1\times {\mathrm{236111}}^1$

素因数の和:236274

約数の個数: 48

約数和(自身を含む): 47481178752

約数和(自身を除く): 25603133492

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 113, 164, 205, 226, 410, 452, 565, 820, 1130, 2260, 4633, 9266, 18532, 23165, 46330, 92660, 236111, 472222, 944444, 1180555, 2361110, 4722220, 9680551, 19361102, 26680543, 38722204, 48402755, 53361086, 96805510, 106722172, 133402715, 193611020, 266805430, 533610860, 1093902263, 2187804526, 4375609052, 5469511315, 10939022630, 21878045260]

約数ペア:

[(1, 21878045260), (2, 10939022630), (4, 5469511315), (5, 4375609052), (10, 2187804526), (20, 1093902263), (41, 533610860), (82, 266805430), (113, 193611020), (164, 133402715), (205, 106722172), (226, 96805510), (410, 53361086), (452, 48402755), (565, 38722204), (820, 26680543), (1130, 19361102), (2260, 9680551), (4633, 4722220), (9266, 2361110), (18532, 1180555), (23165, 944444), (46330, 472222), (92660, 236111)]