5147920

素因数分解:

$2^4\times 5^1\times {\mathrm{229}}^1\times {\mathrm{281}}^1$

素因数の和:523

約数の個数: 40

約数和(自身を含む): 12063960

約数和(自身を除く): 6916040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 229, 281, 458, 562, 916, 1124, 1145, 1405, 1832, 2248, 2290, 2810, 3664, 4496, 4580, 5620, 9160, 11240, 18320, 22480, 64349, 128698, 257396, 321745, 514792, 643490, 1029584, 1286980, 2573960, 5147920]

約数ペア:

[(1, 5147920), (2, 2573960), (4, 1286980), (5, 1029584), (8, 643490), (10, 514792), (16, 321745), (20, 257396), (40, 128698), (80, 64349), (229, 22480), (281, 18320), (458, 11240), (562, 9160), (916, 5620), (1124, 4580), (1145, 4496), (1405, 3664), (1832, 2810), (2248, 2290)]