22232720

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{281}}^1$

素因数の和:360

約数の個数: 80

約数和(自身を含む): 55389312

約数和(自身を除く): 33156592

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 43, 46, 80, 86, 92, 115, 172, 184, 215, 230, 281, 344, 368, 430, 460, 562, 688, 860, 920, 989, 1124, 1405, 1720, 1840, 1978, 2248, 2810, 3440, 3956, 4496, 4945, 5620, 6463, 7912, 9890, 11240, 12083, 12926, 15824, 19780, 22480, 24166, 25852, 32315, 39560, 48332, 51704, 60415, 64630, 79120, 96664, 103408, 120830, 129260, 193328, 241660, 258520, 277909, 483320, 517040, 555818, 966640, 1111636, 1389545, 2223272, 2779090, 4446544, 5558180, 11116360, 22232720]

約数ペア:

[(1, 22232720), (2, 11116360), (4, 5558180), (5, 4446544), (8, 2779090), (10, 2223272), (16, 1389545), (20, 1111636), (23, 966640), (40, 555818), (43, 517040), (46, 483320), (80, 277909), (86, 258520), (92, 241660), (115, 193328), (172, 129260), (184, 120830), (215, 103408), (230, 96664), (281, 79120), (344, 64630), (368, 60415), (430, 51704), (460, 48332), (562, 39560), (688, 32315), (860, 25852), (920, 24166), (989, 22480), (1124, 19780), (1405, 15824), (1720, 12926), (1840, 12083), (1978, 11240), (2248, 9890), (2810, 7912), (3440, 6463), (3956, 5620), (4496, 4945)]