2141612.00000000

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{397}}^1$

素因数の和:508

約数の個数: 64

約数和(自身を含む): 77371200

約数和(自身を除く): 44674280

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 71, 116, 142, 145, 232, 284, 290, 355, 397, 568, 580, 710, 794, 1160, 1420, 1588, 1985, 2059, 2840, 3176, 3970, 4118, 7940, 8236, 10295, 11513, 15880, 16472, 20590, 23026, 28187, 41180, 46052, 56374, 57565, 82360, 92104, 112748, 115130, 140935, 225496, 230260, 281870, 460520, 563740, 817423, 1127480, 1634846, 3269692, 4087115, 6539384, 8174230, 16348460, 32696920]

約数ペア:

[(1, 32696920), (2, 16348460), (4, 8174230), (5, 6539384), (8, 4087115), (10, 3269692), (20, 1634846), (29, 1127480), (40, 817423), (58, 563740), (71, 460520), (116, 281870), (142, 230260), (145, 225496), (232, 140935), (284, 115130), (290, 112748), (355, 92104), (397, 82360), (568, 57565), (580, 56374), (710, 46052), (794, 41180), (1160, 28187), (1420, 23026), (1588, 20590), (1985, 16472), (2059, 15880), (2840, 11513), (3176, 10295), (3970, 8236), (4118, 7940)]