840506212

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{5591}}^1$

素因数の和:5681

約数の個数: 72

約数和(自身を含む): 1874214720

約数和(自身を除く): 1033708508

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 59, 91, 98, 118, 182, 196, 236, 364, 413, 637, 767, 826, 1274, 1534, 1652, 2548, 2891, 3068, 5369, 5591, 5782, 10738, 11182, 11564, 21476, 22364, 37583, 39137, 72683, 75166, 78274, 145366, 150332, 156548, 273959, 290732, 329869, 508781, 547918, 659738, 1017562, 1095836, 1319476, 2035124, 2309083, 3561467, 4288297, 4618166, 7122934, 8576594, 9236332, 14245868, 16163581, 17153188, 30018079, 32327162, 60036158, 64654324, 120072316, 210126553, 420253106, 840506212]

約数ペア:

[(1, 840506212), (2, 420253106), (4, 210126553), (7, 120072316), (13, 64654324), (14, 60036158), (26, 32327162), (28, 30018079), (49, 17153188), (52, 16163581), (59, 14245868), (91, 9236332), (98, 8576594), (118, 7122934), (182, 4618166), (196, 4288297), (236, 3561467), (364, 2309083), (413, 2035124), (637, 1319476), (767, 1095836), (826, 1017562), (1274, 659738), (1534, 547918), (1652, 508781), (2548, 329869), (2891, 290732), (3068, 273959), (5369, 156548), (5591, 150332), (5782, 145366), (10738, 78274), (11182, 75166), (11564, 72683), (21476, 39137), (22364, 37583)]