219022640

素因数分解:

$2^4\times 5^1\times {\mathrm{281}}^1\times {\mathrm{9743}}^1$

素因数の和:10037

約数の個数: 40

約数和(自身を含む): 511092288

約数和(自身を除く): 292069648

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 281, 562, 1124, 1405, 2248, 2810, 4496, 5620, 9743, 11240, 19486, 22480, 38972, 48715, 77944, 97430, 155888, 194860, 389720, 779440, 2737783, 5475566, 10951132, 13688915, 21902264, 27377830, 43804528, 54755660, 109511320, 219022640]

約数ペア:

[(1, 219022640), (2, 109511320), (4, 54755660), (5, 43804528), (8, 27377830), (10, 21902264), (16, 13688915), (20, 10951132), (40, 5475566), (80, 2737783), (281, 779440), (562, 389720), (1124, 194860), (1405, 155888), (2248, 97430), (2810, 77944), (4496, 48715), (5620, 38972), (9743, 22480), (11240, 19486)]