288894340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{20431}}^1$

素因数の和:20548

約数の個数: 48

約数和(自身を含む): 700245504

約数和(自身を除く): 411351164

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 101, 140, 202, 404, 505, 707, 1010, 1414, 2020, 2828, 3535, 7070, 14140, 20431, 40862, 81724, 102155, 143017, 204310, 286034, 408620, 572068, 715085, 1430170, 2063531, 2860340, 4127062, 8254124, 10317655, 14444717, 20635310, 28889434, 41270620, 57778868, 72223585, 144447170, 288894340]

約数ペア:

[(1, 288894340), (2, 144447170), (4, 72223585), (5, 57778868), (7, 41270620), (10, 28889434), (14, 20635310), (20, 14444717), (28, 10317655), (35, 8254124), (70, 4127062), (101, 2860340), (140, 2063531), (202, 1430170), (404, 715085), (505, 572068), (707, 408620), (1010, 286034), (1414, 204310), (2020, 143017), (2828, 102155), (3535, 81724), (7070, 40862), (14140, 20431)]