460000

素因数分解:

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

素因数の和:53

約数の個数: 60

約数和(自身を含む): 1180872

約数和(自身を除く): 720872

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, 3680, 4000, 4600, 5000, 5750, 9200, 10000, 11500, 14375, 18400, 20000, 23000, 28750, 46000, 57500, 92000, 115000, 230000, 460000]

約数ペア:

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