4042090

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1$

素因数の和:127

約数の個数: 64

約数和(自身を含む): 8709120

約数和(自身を除く): 4667030

約数列:

[1, 2, 5, 10, 13, 17, 26, 31, 34, 59, 62, 65, 85, 118, 130, 155, 170, 221, 295, 310, 403, 442, 527, 590, 767, 806, 1003, 1054, 1105, 1534, 1829, 2006, 2015, 2210, 2635, 3658, 3835, 4030, 5015, 5270, 6851, 7670, 9145, 10030, 13039, 13702, 18290, 23777, 26078, 31093, 34255, 47554, 62186, 65195, 68510, 118885, 130390, 155465, 237770, 310930, 404209, 808418, 2021045, 4042090]

約数ペア:

[(1, 4042090), (2, 2021045), (5, 808418), (10, 404209), (13, 310930), (17, 237770), (26, 155465), (31, 130390), (34, 118885), (59, 68510), (62, 65195), (65, 62186), (85, 47554), (118, 34255), (130, 31093), (155, 26078), (170, 23777), (221, 18290), (295, 13702), (310, 13039), (403, 10030), (442, 9145), (527, 7670), (590, 6851), (767, 5270), (806, 5015), (1003, 4030), (1054, 3835), (1105, 3658), (1534, 2635), (1829, 2210), (2006, 2015)]