2020180528

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{251}}^1\times {\mathrm{21871}}^1$

素因数の和:22153

約数の個数: 40

約数和(自身を含む): 4100737536

約数和(自身を除く): 2080557008

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 251, 368, 502, 1004, 2008, 4016, 5773, 11546, 21871, 23092, 43742, 46184, 87484, 92368, 174968, 349936, 503033, 1006066, 2012132, 4024264, 5489621, 8048528, 10979242, 21958484, 43916968, 87833936, 126261283, 252522566, 505045132, 1010090264, 2020180528]

約数ペア:

[(1, 2020180528), (2, 1010090264), (4, 505045132), (8, 252522566), (16, 126261283), (23, 87833936), (46, 43916968), (92, 21958484), (184, 10979242), (251, 8048528), (368, 5489621), (502, 4024264), (1004, 2012132), (2008, 1006066), (4016, 503033), (5773, 349936), (11546, 174968), (21871, 92368), (23092, 87484), (43742, 46184)]