1150000

素因数分解:

$2^4\times 5^5\times {\mathrm{23}}^1$

素因数の和:56

約数の個数: 60

約数和(自身を含む): 2906064

約数和(自身を除く): 1756064

約数列:

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

約数ペア:

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