20172969810

素因数分解:

$2^1\times 3^4\times 5^1\times 7^1\times {\mathrm{3557843}}^1$

素因数の和:3557869

約数の個数: 80

約数和(自身を含む): 61991873856

約数和(自身を除く): 41818904046

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 81, 90, 105, 126, 135, 162, 189, 210, 270, 315, 378, 405, 567, 630, 810, 945, 1134, 1890, 2835, 5670, 3557843, 7115686, 10673529, 17789215, 21347058, 24904901, 32020587, 35578430, 49809802, 53367645, 64041174, 74714703, 96061761, 106735290, 124524505, 149429406, 160102935, 192123522, 224144109, 249049010, 288185283, 320205870, 373573515, 448288218, 480308805, 576370566, 672432327, 747147030, 960617610, 1120720545, 1344864654, 1440926415, 2017296981, 2241441090, 2881852830, 3362161635, 4034593962, 6724323270, 10086484905, 20172969810]

約数ペア:

[(1, 20172969810), (2, 10086484905), (3, 6724323270), (5, 4034593962), (6, 3362161635), (7, 2881852830), (9, 2241441090), (10, 2017296981), (14, 1440926415), (15, 1344864654), (18, 1120720545), (21, 960617610), (27, 747147030), (30, 672432327), (35, 576370566), (42, 480308805), (45, 448288218), (54, 373573515), (63, 320205870), (70, 288185283), (81, 249049010), (90, 224144109), (105, 192123522), (126, 160102935), (135, 149429406), (162, 124524505), (189, 106735290), (210, 96061761), (270, 74714703), (315, 64041174), (378, 53367645), (405, 49809802), (567, 35578430), (630, 32020587), (810, 24904901), (945, 21347058), (1134, 17789215), (1890, 10673529), (2835, 7115686), (5670, 3557843)]