2465440

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{811}}^1$

素因数の和:845

約数の個数: 48

約数和(自身を含む): 6138720

約数和(自身を除く): 3673280

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 380, 608, 760, 811, 1520, 1622, 3040, 3244, 4055, 6488, 8110, 12976, 15409, 16220, 25952, 30818, 32440, 61636, 64880, 77045, 123272, 129760, 154090, 246544, 308180, 493088, 616360, 1232720, 2465440]

約数ペア:

[(1, 2465440), (2, 1232720), (4, 616360), (5, 493088), (8, 308180), (10, 246544), (16, 154090), (19, 129760), (20, 123272), (32, 77045), (38, 64880), (40, 61636), (76, 32440), (80, 30818), (95, 25952), (152, 16220), (160, 15409), (190, 12976), (304, 8110), (380, 6488), (608, 4055), (760, 3244), (811, 3040), (1520, 1622)]