19961602020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{4821643}}^1$

素因数の和:4821681

約数の個数: 72

約数和(自身を含む): 63182822976

約数和(自身を除く): 43221220956

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 115, 138, 180, 207, 230, 276, 345, 414, 460, 690, 828, 1035, 1380, 2070, 4140, 4821643, 9643286, 14464929, 19286572, 24108215, 28929858, 43394787, 48216430, 57859716, 72324645, 86789574, 96432860, 110897789, 144649290, 173579148, 216973935, 221795578, 289298580, 332693367, 433947870, 443591156, 554488945, 665386734, 867895740, 998080101, 1108977890, 1330773468, 1663466835, 1996160202, 2217955780, 3326933670, 3992320404, 4990400505, 6653867340, 9980801010, 19961602020]

約数ペア:

[(1, 19961602020), (2, 9980801010), (3, 6653867340), (4, 4990400505), (5, 3992320404), (6, 3326933670), (9, 2217955780), (10, 1996160202), (12, 1663466835), (15, 1330773468), (18, 1108977890), (20, 998080101), (23, 867895740), (30, 665386734), (36, 554488945), (45, 443591156), (46, 433947870), (60, 332693367), (69, 289298580), (90, 221795578), (92, 216973935), (115, 173579148), (138, 144649290), (180, 110897789), (207, 96432860), (230, 86789574), (276, 72324645), (345, 57859716), (414, 48216430), (460, 43394787), (690, 28929858), (828, 24108215), (1035, 19286572), (1380, 14464929), (2070, 9643286), (4140, 4821643)]