1720042000

素因数分解:

$2^4\times 5^3\times {\mathrm{317}}^1\times {\mathrm{2713}}^1$

素因数の和:3053

約数の個数: 80

約数和(自身を含む): 4173719472

約数和(自身を除く): 2453677472

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 317, 400, 500, 634, 1000, 1268, 1585, 2000, 2536, 2713, 3170, 5072, 5426, 6340, 7925, 10852, 12680, 13565, 15850, 21704, 25360, 27130, 31700, 39625, 43408, 54260, 63400, 67825, 79250, 108520, 126800, 135650, 158500, 217040, 271300, 317000, 339125, 542600, 634000, 678250, 860021, 1085200, 1356500, 1720042, 2713000, 3440084, 4300105, 5426000, 6880168, 8600210, 13760336, 17200420, 21500525, 34400840, 43001050, 68801680, 86002100, 107502625, 172004200, 215005250, 344008400, 430010500, 860021000, 1720042000]

約数ペア:

[(1, 1720042000), (2, 860021000), (4, 430010500), (5, 344008400), (8, 215005250), (10, 172004200), (16, 107502625), (20, 86002100), (25, 68801680), (40, 43001050), (50, 34400840), (80, 21500525), (100, 17200420), (125, 13760336), (200, 8600210), (250, 6880168), (317, 5426000), (400, 4300105), (500, 3440084), (634, 2713000), (1000, 1720042), (1268, 1356500), (1585, 1085200), (2000, 860021), (2536, 678250), (2713, 634000), (3170, 542600), (5072, 339125), (5426, 317000), (6340, 271300), (7925, 217040), (10852, 158500), (12680, 135650), (13565, 126800), (15850, 108520), (21704, 79250), (25360, 67825), (27130, 63400), (31700, 54260), (39625, 43408)]