1100408020

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{173}}^1\times {\mathrm{7757}}^1$

素因数の和:7980

約数の個数: 48

約数和(自身を含む): 2381209488

約数和(自身を除く): 1280801468

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 173, 205, 346, 410, 692, 820, 865, 1730, 3460, 7093, 7757, 14186, 15514, 28372, 31028, 35465, 38785, 70930, 77570, 141860, 155140, 318037, 636074, 1272148, 1341961, 1590185, 2683922, 3180370, 5367844, 6360740, 6709805, 13419610, 26839220, 55020401, 110040802, 220081604, 275102005, 550204010, 1100408020]

約数ペア:

[(1, 1100408020), (2, 550204010), (4, 275102005), (5, 220081604), (10, 110040802), (20, 55020401), (41, 26839220), (82, 13419610), (164, 6709805), (173, 6360740), (205, 5367844), (346, 3180370), (410, 2683922), (692, 1590185), (820, 1341961), (865, 1272148), (1730, 636074), (3460, 318037), (7093, 155140), (7757, 141860), (14186, 77570), (15514, 70930), (28372, 38785), (31028, 35465)]