1205000

素因数分解:

$2^3\times 5^4\times {\mathrm{241}}^1$

素因数の和:267

約数の個数: 40

約数和(自身を含む): 2835030

約数和(自身を除く): 1630030

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 241, 250, 482, 500, 625, 964, 1000, 1205, 1250, 1928, 2410, 2500, 4820, 5000, 6025, 9640, 12050, 24100, 30125, 48200, 60250, 120500, 150625, 241000, 301250, 602500, 1205000]

約数ペア:

[(1, 1205000), (2, 602500), (4, 301250), (5, 241000), (8, 150625), (10, 120500), (20, 60250), (25, 48200), (40, 30125), (50, 24100), (100, 12050), (125, 9640), (200, 6025), (241, 5000), (250, 4820), (482, 2500), (500, 2410), (625, 1928), (964, 1250), (1000, 1205)]