156636380

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{412201}}^1$

素因数の和:412229

約数の個数: 24

約数和(自身を含む): 346249680

約数和(自身を除く): 189613300

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 412201, 824402, 1648804, 2061005, 4122010, 7831819, 8244020, 15663638, 31327276, 39159095, 78318190, 156636380]

約数ペア:

[(1, 156636380), (2, 78318190), (4, 39159095), (5, 31327276), (10, 15663638), (19, 8244020), (20, 7831819), (38, 4122010), (76, 2061005), (95, 1648804), (190, 824402), (380, 412201)]