4407520

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^2\times {\mathrm{163}}^1$

素因数の和:204

約数の個数: 72

約数和(自身を含む): 11344536

約数和(自身を除く): 6937016

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 163, 169, 208, 260, 326, 338, 416, 520, 652, 676, 815, 845, 1040, 1304, 1352, 1630, 1690, 2080, 2119, 2608, 2704, 3260, 3380, 4238, 5216, 5408, 6520, 6760, 8476, 10595, 13040, 13520, 16952, 21190, 26080, 27040, 27547, 33904, 42380, 55094, 67808, 84760, 110188, 137735, 169520, 220376, 275470, 339040, 440752, 550940, 881504, 1101880, 2203760, 4407520]

約数ペア:

[(1, 4407520), (2, 2203760), (4, 1101880), (5, 881504), (8, 550940), (10, 440752), (13, 339040), (16, 275470), (20, 220376), (26, 169520), (32, 137735), (40, 110188), (52, 84760), (65, 67808), (80, 55094), (104, 42380), (130, 33904), (160, 27547), (163, 27040), (169, 26080), (208, 21190), (260, 16952), (326, 13520), (338, 13040), (416, 10595), (520, 8476), (652, 6760), (676, 6520), (815, 5408), (845, 5216), (1040, 4238), (1304, 3380), (1352, 3260), (1630, 2704), (1690, 2608), (2080, 2119)]