30202020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{8831}}^1$

素因数の和:8865

約数の個数: 72

約数和(自身を含む): 96445440

約数和(自身を除く): 66243420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 570, 684, 855, 1140, 1710, 3420, 8831, 17662, 26493, 35324, 44155, 52986, 79479, 88310, 105972, 132465, 158958, 167789, 176620, 264930, 317916, 335578, 397395, 503367, 529860, 671156, 794790, 838945, 1006734, 1510101, 1589580, 1677890, 2013468, 2516835, 3020202, 3355780, 5033670, 6040404, 7550505, 10067340, 15101010, 30202020]

約数ペア:

[(1, 30202020), (2, 15101010), (3, 10067340), (4, 7550505), (5, 6040404), (6, 5033670), (9, 3355780), (10, 3020202), (12, 2516835), (15, 2013468), (18, 1677890), (19, 1589580), (20, 1510101), (30, 1006734), (36, 838945), (38, 794790), (45, 671156), (57, 529860), (60, 503367), (76, 397395), (90, 335578), (95, 317916), (114, 264930), (171, 176620), (180, 167789), (190, 158958), (228, 132465), (285, 105972), (342, 88310), (380, 79479), (570, 52986), (684, 44155), (855, 35324), (1140, 26493), (1710, 17662), (3420, 8831)]