27755860

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{1597}}^1$

素因数の和:1696

約数の個数: 48

約数和(自身を含む): 64431360

約数和(自身を除く): 36675500

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 79, 110, 158, 220, 316, 395, 790, 869, 1580, 1597, 1738, 3194, 3476, 4345, 6388, 7985, 8690, 15970, 17380, 17567, 31940, 35134, 70268, 87835, 126163, 175670, 252326, 351340, 504652, 630815, 1261630, 1387793, 2523260, 2775586, 5551172, 6938965, 13877930, 27755860]

約数ペア:

[(1, 27755860), (2, 13877930), (4, 6938965), (5, 5551172), (10, 2775586), (11, 2523260), (20, 1387793), (22, 1261630), (44, 630815), (55, 504652), (79, 351340), (110, 252326), (158, 175670), (220, 126163), (316, 87835), (395, 70268), (790, 35134), (869, 31940), (1580, 17567), (1597, 17380), (1738, 15970), (3194, 8690), (3476, 7985), (4345, 6388)]