2019986150

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{443953}}^1$

素因数の和:443985

約数の個数: 48

約数和(自身を含む): 4624224864

約数和(自身を除く): 2604238714

約数列:

[1, 2, 5, 7, 10, 13, 14, 25, 26, 35, 50, 65, 70, 91, 130, 175, 182, 325, 350, 455, 650, 910, 2275, 4550, 443953, 887906, 2219765, 3107671, 4439530, 5771389, 6215342, 11098825, 11542778, 15538355, 22197650, 28856945, 31076710, 40399723, 57713890, 77691775, 80799446, 144284725, 155383550, 201998615, 288569450, 403997230, 1009993075, 2019986150]

約数ペア:

[(1, 2019986150), (2, 1009993075), (5, 403997230), (7, 288569450), (10, 201998615), (13, 155383550), (14, 144284725), (25, 80799446), (26, 77691775), (35, 57713890), (50, 40399723), (65, 31076710), (70, 28856945), (91, 22197650), (130, 15538355), (175, 11542778), (182, 11098825), (325, 6215342), (350, 5771389), (455, 4439530), (650, 3107671), (910, 2219765), (2275, 887906), (4550, 443953)]