838363040

素因数分解:

$2^5\times 5^1\times {\mathrm{181}}^1\times {\mathrm{28949}}^1$

素因数の和:29145

約数の個数: 48

約数和(自身を含む): 1991644200

約数和(自身を除く): 1153281160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 181, 362, 724, 905, 1448, 1810, 2896, 3620, 5792, 7240, 14480, 28949, 28960, 57898, 115796, 144745, 231592, 289490, 463184, 578980, 926368, 1157960, 2315920, 4631840, 5239769, 10479538, 20959076, 26198845, 41918152, 52397690, 83836304, 104795380, 167672608, 209590760, 419181520, 838363040]

約数ペア:

[(1, 838363040), (2, 419181520), (4, 209590760), (5, 167672608), (8, 104795380), (10, 83836304), (16, 52397690), (20, 41918152), (32, 26198845), (40, 20959076), (80, 10479538), (160, 5239769), (181, 4631840), (362, 2315920), (724, 1157960), (905, 926368), (1448, 578980), (1810, 463184), (2896, 289490), (3620, 231592), (5792, 144745), (7240, 115796), (14480, 57898), (28949, 28960)]