2060500

素因数分解:

$2^2\times 5^3\times {\mathrm{13}}^1\times {\mathrm{317}}^1$

素因数の和:349

約数の個数: 48

約数和(自身を含む): 4861584

約数和(自身を除く): 2801084

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 125, 130, 250, 260, 317, 325, 500, 634, 650, 1268, 1300, 1585, 1625, 3170, 3250, 4121, 6340, 6500, 7925, 8242, 15850, 16484, 20605, 31700, 39625, 41210, 79250, 82420, 103025, 158500, 206050, 412100, 515125, 1030250, 2060500]

約数ペア:

[(1, 2060500), (2, 1030250), (4, 515125), (5, 412100), (10, 206050), (13, 158500), (20, 103025), (25, 82420), (26, 79250), (50, 41210), (52, 39625), (65, 31700), (100, 20605), (125, 16484), (130, 15850), (250, 8242), (260, 7925), (317, 6500), (325, 6340), (500, 4121), (634, 3250), (650, 3170), (1268, 1625), (1300, 1585)]