20460900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{241}}^1\times {\mathrm{283}}^1$

素因数の和:541

約数の個数: 72

約数和(自身を含む): 59655904

約数和(自身を除く): 39195004

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 150, 241, 283, 300, 482, 566, 723, 849, 964, 1132, 1205, 1415, 1446, 1698, 2410, 2830, 2892, 3396, 3615, 4245, 4820, 5660, 6025, 7075, 7230, 8490, 12050, 14150, 14460, 16980, 18075, 21225, 24100, 28300, 36150, 42450, 68203, 72300, 84900, 136406, 204609, 272812, 341015, 409218, 682030, 818436, 1023045, 1364060, 1705075, 2046090, 3410150, 4092180, 5115225, 6820300, 10230450, 20460900]

約数ペア:

[(1, 20460900), (2, 10230450), (3, 6820300), (4, 5115225), (5, 4092180), (6, 3410150), (10, 2046090), (12, 1705075), (15, 1364060), (20, 1023045), (25, 818436), (30, 682030), (50, 409218), (60, 341015), (75, 272812), (100, 204609), (150, 136406), (241, 84900), (283, 72300), (300, 68203), (482, 42450), (566, 36150), (723, 28300), (849, 24100), (964, 21225), (1132, 18075), (1205, 16980), (1415, 14460), (1446, 14150), (1698, 12050), (2410, 8490), (2830, 7230), (2892, 7075), (3396, 6025), (3615, 5660), (4245, 4820)]