2021478347960

素因数分解:

$2^3\times 5^1\times {\mathrm{113}}^1\times {\mathrm{1801}}^1\times {\mathrm{248323}}^1$

素因数の和:250248

約数の個数: 64

約数和(自身を含む): 4591143240480

約数和(自身を除く): 2569664892520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 113, 226, 452, 565, 904, 1130, 1801, 2260, 3602, 4520, 7204, 9005, 14408, 18010, 36020, 72040, 203513, 248323, 407026, 496646, 814052, 993292, 1017565, 1241615, 1628104, 1986584, 2035130, 2483230, 4070260, 4966460, 8140520, 9932920, 28060499, 56120998, 112241996, 140302495, 224483992, 280604990, 447229723, 561209980, 894459446, 1122419960, 1788918892, 2236148615, 3577837784, 4472297230, 8944594460, 17889188920, 50536958699, 101073917398, 202147834796, 252684793495, 404295669592, 505369586990, 1010739173980, 2021478347960]

約数ペア:

[(1, 2021478347960), (2, 1010739173980), (4, 505369586990), (5, 404295669592), (8, 252684793495), (10, 202147834796), (20, 101073917398), (40, 50536958699), (113, 17889188920), (226, 8944594460), (452, 4472297230), (565, 3577837784), (904, 2236148615), (1130, 1788918892), (1801, 1122419960), (2260, 894459446), (3602, 561209980), (4520, 447229723), (7204, 280604990), (9005, 224483992), (14408, 140302495), (18010, 112241996), (36020, 56120998), (72040, 28060499), (203513, 9932920), (248323, 8140520), (407026, 4966460), (496646, 4070260), (814052, 2483230), (993292, 2035130), (1017565, 1986584), (1241615, 1628104)]