3984181820

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{361541}}^1$

素因数の和:361598

約数の個数: 48

約数和(自身を含む): 9110858400

約数和(自身を除く): 5126676580

約数列:

[1, 2, 4, 5, 10, 19, 20, 29, 38, 58, 76, 95, 116, 145, 190, 290, 380, 551, 580, 1102, 2204, 2755, 5510, 11020, 361541, 723082, 1446164, 1807705, 3615410, 6869279, 7230820, 10484689, 13738558, 20969378, 27477116, 34346395, 41938756, 52423445, 68692790, 104846890, 137385580, 199209091, 209693780, 398418182, 796836364, 996045455, 1992090910, 3984181820]

約数ペア:

[(1, 3984181820), (2, 1992090910), (4, 996045455), (5, 796836364), (10, 398418182), (19, 209693780), (20, 199209091), (29, 137385580), (38, 104846890), (58, 68692790), (76, 52423445), (95, 41938756), (116, 34346395), (145, 27477116), (190, 20969378), (290, 13738558), (380, 10484689), (551, 7230820), (580, 6869279), (1102, 3615410), (2204, 1807705), (2755, 1446164), (5510, 723082), (11020, 361541)]