43540580

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{401}}^1$

素因数の和:560

約数の個数: 48

約数和(自身を含む): 94212720

約数和(自身を除く): 50672140

約数列:

[1, 2, 4, 5, 10, 20, 61, 89, 122, 178, 244, 305, 356, 401, 445, 610, 802, 890, 1220, 1604, 1780, 2005, 4010, 5429, 8020, 10858, 21716, 24461, 27145, 35689, 48922, 54290, 71378, 97844, 108580, 122305, 142756, 178445, 244610, 356890, 489220, 713780, 2177029, 4354058, 8708116, 10885145, 21770290, 43540580]

約数ペア:

[(1, 43540580), (2, 21770290), (4, 10885145), (5, 8708116), (10, 4354058), (20, 2177029), (61, 713780), (89, 489220), (122, 356890), (178, 244610), (244, 178445), (305, 142756), (356, 122305), (401, 108580), (445, 97844), (610, 71378), (802, 54290), (890, 48922), (1220, 35689), (1604, 27145), (1780, 24461), (2005, 21716), (4010, 10858), (5429, 8020)]