2300000

素因数分解:

$2^5\times 5^5\times {\mathrm{23}}^1$

素因数の和:58

約数の個数: 72

約数和(自身を含む): 5905872

約数和(自身を除く): 3605872

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 25, 32, 40, 46, 50, 80, 92, 100, 115, 125, 160, 184, 200, 230, 250, 368, 400, 460, 500, 575, 625, 736, 800, 920, 1000, 1150, 1250, 1840, 2000, 2300, 2500, 2875, 3125, 3680, 4000, 4600, 5000, 5750, 6250, 9200, 10000, 11500, 12500, 14375, 18400, 20000, 23000, 25000, 28750, 46000, 50000, 57500, 71875, 92000, 100000, 115000, 143750, 230000, 287500, 460000, 575000, 1150000, 2300000]

約数ペア:

[(1, 2300000), (2, 1150000), (4, 575000), (5, 460000), (8, 287500), (10, 230000), (16, 143750), (20, 115000), (23, 100000), (25, 92000), (32, 71875), (40, 57500), (46, 50000), (50, 46000), (80, 28750), (92, 25000), (100, 23000), (115, 20000), (125, 18400), (160, 14375), (184, 12500), (200, 11500), (230, 10000), (250, 9200), (368, 6250), (400, 5750), (460, 5000), (500, 4600), (575, 4000), (625, 3680), (736, 3125), (800, 2875), (920, 2500), (1000, 2300), (1150, 2000), (1250, 1840)]