307788280

素因数分解:

$2^3\times 5^1\times {\mathrm{2383}}^1\times {\mathrm{3229}}^1$

素因数の和:5623

約数の個数: 32

約数和(自身を含む): 693028800

約数和(自身を除く): 385240520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2383, 3229, 4766, 6458, 9532, 11915, 12916, 16145, 19064, 23830, 25832, 32290, 47660, 64580, 95320, 129160, 7694707, 15389414, 30778828, 38473535, 61557656, 76947070, 153894140, 307788280]

約数ペア:

[(1, 307788280), (2, 153894140), (4, 76947070), (5, 61557656), (8, 38473535), (10, 30778828), (20, 15389414), (40, 7694707), (2383, 129160), (3229, 95320), (4766, 64580), (6458, 47660), (9532, 32290), (11915, 25832), (12916, 23830), (16145, 19064)]