201601780

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{530531}}^1$

素因数の和:530559

約数の個数: 24

約数和(自身を含む): 445646880

約数和(自身を除く): 244045100

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 530531, 1061062, 2122124, 2652655, 5305310, 10080089, 10610620, 20160178, 40320356, 50400445, 100800890, 201601780]

約数ペア:

[(1, 201601780), (2, 100800890), (4, 50400445), (5, 40320356), (10, 20160178), (19, 10610620), (20, 10080089), (38, 5305310), (76, 2652655), (95, 2122124), (190, 1061062), (380, 530531)]