2019661920

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{1402543}}^1$

素因数の和:1402564

約数の個数: 72

約数和(自身を含む): 6892101216

約数和(自身を除く): 4872439296

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 1402543, 2805086, 4207629, 5610172, 7012715, 8415258, 11220344, 12622887, 14025430, 16830516, 21038145, 22440688, 25245774, 28050860, 33661032, 42076290, 44881376, 50491548, 56101720, 63114435, 67322064, 84152580, 100983096, 112203440, 126228870, 134644128, 168305160, 201966192, 224406880, 252457740, 336610320, 403932384, 504915480, 673220640, 1009830960, 2019661920]

約数ペア:

[(1, 2019661920), (2, 1009830960), (3, 673220640), (4, 504915480), (5, 403932384), (6, 336610320), (8, 252457740), (9, 224406880), (10, 201966192), (12, 168305160), (15, 134644128), (16, 126228870), (18, 112203440), (20, 100983096), (24, 84152580), (30, 67322064), (32, 63114435), (36, 56101720), (40, 50491548), (45, 44881376), (48, 42076290), (60, 33661032), (72, 28050860), (80, 25245774), (90, 22440688), (96, 21038145), (120, 16830516), (144, 14025430), (160, 12622887), (180, 11220344), (240, 8415258), (288, 7012715), (360, 5610172), (480, 4207629), (720, 2805086), (1440, 1402543)]