340677740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{269}}^1\times {\mathrm{4871}}^1$

素因数の和:5162

約数の個数: 48

約数和(自身を含む): 773478720

約数和(自身を除く): 432800980

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 269, 538, 1076, 1345, 2690, 3497, 4871, 5380, 6994, 9742, 13988, 17485, 19484, 24355, 34970, 48710, 63323, 69940, 97420, 126646, 253292, 316615, 633230, 1266460, 1310299, 2620598, 5241196, 6551495, 13102990, 17033887, 26205980, 34067774, 68135548, 85169435, 170338870, 340677740]

約数ペア:

[(1, 340677740), (2, 170338870), (4, 85169435), (5, 68135548), (10, 34067774), (13, 26205980), (20, 17033887), (26, 13102990), (52, 6551495), (65, 5241196), (130, 2620598), (260, 1310299), (269, 1266460), (538, 633230), (1076, 316615), (1345, 253292), (2690, 126646), (3497, 97420), (4871, 69940), (5380, 63323), (6994, 48710), (9742, 34970), (13988, 24355), (17485, 19484)]