28327840

素因数分解:

$2^5\times 5^1\times {\mathrm{47}}^1\times {\mathrm{3767}}^1$

素因数の和:3829

約数の個数: 48

約数和(自身を含む): 68366592

約数和(自身を除く): 40038752

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 47, 80, 94, 160, 188, 235, 376, 470, 752, 940, 1504, 1880, 3760, 3767, 7520, 7534, 15068, 18835, 30136, 37670, 60272, 75340, 120544, 150680, 177049, 301360, 354098, 602720, 708196, 885245, 1416392, 1770490, 2832784, 3540980, 5665568, 7081960, 14163920, 28327840]

約数ペア:

[(1, 28327840), (2, 14163920), (4, 7081960), (5, 5665568), (8, 3540980), (10, 2832784), (16, 1770490), (20, 1416392), (32, 885245), (40, 708196), (47, 602720), (80, 354098), (94, 301360), (160, 177049), (188, 150680), (235, 120544), (376, 75340), (470, 60272), (752, 37670), (940, 30136), (1504, 18835), (1880, 15068), (3760, 7534), (3767, 7520)]