10019620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{433}}^1$

素因数の和:544

約数の個数: 48

約数和(自身を含む): 22967280

約数和(自身を除く): 12947660

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 89, 130, 178, 260, 356, 433, 445, 866, 890, 1157, 1732, 1780, 2165, 2314, 4330, 4628, 5629, 5785, 8660, 11258, 11570, 22516, 23140, 28145, 38537, 56290, 77074, 112580, 154148, 192685, 385370, 500981, 770740, 1001962, 2003924, 2504905, 5009810, 10019620]

約数ペア:

[(1, 10019620), (2, 5009810), (4, 2504905), (5, 2003924), (10, 1001962), (13, 770740), (20, 500981), (26, 385370), (52, 192685), (65, 154148), (89, 112580), (130, 77074), (178, 56290), (260, 38537), (356, 28145), (433, 23140), (445, 22516), (866, 11570), (890, 11258), (1157, 8660), (1732, 5785), (1780, 5629), (2165, 4628), (2314, 4330)]