5128940

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{239}}^1$

素因数の和:314

約数の個数: 48

約数和(自身を含む): 11491200

約数和(自身を除く): 6362260

約数列:

[1, 2, 4, 5, 10, 20, 29, 37, 58, 74, 116, 145, 148, 185, 239, 290, 370, 478, 580, 740, 956, 1073, 1195, 2146, 2390, 4292, 4780, 5365, 6931, 8843, 10730, 13862, 17686, 21460, 27724, 34655, 35372, 44215, 69310, 88430, 138620, 176860, 256447, 512894, 1025788, 1282235, 2564470, 5128940]

約数ペア:

[(1, 5128940), (2, 2564470), (4, 1282235), (5, 1025788), (10, 512894), (20, 256447), (29, 176860), (37, 138620), (58, 88430), (74, 69310), (116, 44215), (145, 35372), (148, 34655), (185, 27724), (239, 21460), (290, 17686), (370, 13862), (478, 10730), (580, 8843), (740, 6931), (956, 5365), (1073, 4780), (1195, 4292), (2146, 2390)]