2010154780

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{89659}}^1$

素因数の和:89746

約数の個数: 48

約数和(自身を含む): 4518864000

約数和(自身を除く): 2508709220

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 59, 76, 95, 118, 190, 236, 295, 380, 590, 1121, 1180, 2242, 4484, 5605, 11210, 22420, 89659, 179318, 358636, 448295, 896590, 1703521, 1793180, 3407042, 5289881, 6814084, 8517605, 10579762, 17035210, 21159524, 26449405, 34070420, 52898810, 100507739, 105797620, 201015478, 402030956, 502538695, 1005077390, 2010154780]

約数ペア:

[(1, 2010154780), (2, 1005077390), (4, 502538695), (5, 402030956), (10, 201015478), (19, 105797620), (20, 100507739), (38, 52898810), (59, 34070420), (76, 26449405), (95, 21159524), (118, 17035210), (190, 10579762), (236, 8517605), (295, 6814084), (380, 5289881), (590, 3407042), (1121, 1793180), (1180, 1703521), (2242, 896590), (4484, 448295), (5605, 358636), (11210, 179318), (22420, 89659)]