20760036670

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{647}}^1\times {\mathrm{2287}}^1$

素因数の和:3025

約数の個数: 64

約数和(自身を含む): 39710601216

約数和(自身を除く): 18950564546

約数列:

[1, 2, 5, 10, 23, 46, 61, 115, 122, 230, 305, 610, 647, 1294, 1403, 2287, 2806, 3235, 4574, 6470, 7015, 11435, 14030, 14881, 22870, 29762, 39467, 52601, 74405, 78934, 105202, 139507, 148810, 197335, 263005, 279014, 394670, 526010, 697535, 907741, 1395070, 1479689, 1815482, 2959378, 3208661, 4538705, 6417322, 7398445, 9077410, 14796890, 16043305, 32086610, 34032847, 68065694, 90261029, 170164235, 180522058, 340328470, 451305145, 902610290, 2076003667, 4152007334, 10380018335, 20760036670]

約数ペア:

[(1, 20760036670), (2, 10380018335), (5, 4152007334), (10, 2076003667), (23, 902610290), (46, 451305145), (61, 340328470), (115, 180522058), (122, 170164235), (230, 90261029), (305, 68065694), (610, 34032847), (647, 32086610), (1294, 16043305), (1403, 14796890), (2287, 9077410), (2806, 7398445), (3235, 6417322), (4574, 4538705), (6470, 3208661), (7015, 2959378), (11435, 1815482), (14030, 1479689), (14881, 1395070), (22870, 907741), (29762, 697535), (39467, 526010), (52601, 394670), (74405, 279014), (78934, 263005), (105202, 197335), (139507, 148810)]