20106168420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{25777139}}^1$

素因数の和:25777164

約数の個数: 48

約数和(自身を含む): 60627833280

約数和(自身を除く): 40521664860

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 25777139, 51554278, 77331417, 103108556, 128885695, 154662834, 257771390, 309325668, 335102807, 386657085, 515542780, 670205614, 773314170, 1005308421, 1340411228, 1546628340, 1675514035, 2010616842, 3351028070, 4021233684, 5026542105, 6702056140, 10053084210, 20106168420]

約数ペア:

[(1, 20106168420), (2, 10053084210), (3, 6702056140), (4, 5026542105), (5, 4021233684), (6, 3351028070), (10, 2010616842), (12, 1675514035), (13, 1546628340), (15, 1340411228), (20, 1005308421), (26, 773314170), (30, 670205614), (39, 515542780), (52, 386657085), (60, 335102807), (65, 309325668), (78, 257771390), (130, 154662834), (156, 128885695), (195, 103108556), (260, 77331417), (390, 51554278), (780, 25777139)]