23112880

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{277}}^1$

素因数の和:446

約数の個数: 80

約数和(自身を含む): 62049600

約数和(自身を除く): 38936720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 149, 277, 280, 298, 554, 560, 596, 745, 1043, 1108, 1192, 1385, 1490, 1939, 2086, 2216, 2384, 2770, 2980, 3878, 4172, 4432, 5215, 5540, 5960, 7756, 8344, 9695, 10430, 11080, 11920, 15512, 16688, 19390, 20860, 22160, 31024, 38780, 41273, 41720, 77560, 82546, 83440, 155120, 165092, 206365, 288911, 330184, 412730, 577822, 660368, 825460, 1155644, 1444555, 1650920, 2311288, 2889110, 3301840, 4622576, 5778220, 11556440, 23112880]

約数ペア:

[(1, 23112880), (2, 11556440), (4, 5778220), (5, 4622576), (7, 3301840), (8, 2889110), (10, 2311288), (14, 1650920), (16, 1444555), (20, 1155644), (28, 825460), (35, 660368), (40, 577822), (56, 412730), (70, 330184), (80, 288911), (112, 206365), (140, 165092), (149, 155120), (277, 83440), (280, 82546), (298, 77560), (554, 41720), (560, 41273), (596, 38780), (745, 31024), (1043, 22160), (1108, 20860), (1192, 19390), (1385, 16688), (1490, 15512), (1939, 11920), (2086, 11080), (2216, 10430), (2384, 9695), (2770, 8344), (2980, 7756), (3878, 5960), (4172, 5540), (4432, 5215)]