40209660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{7703}}^1$

素因数の和:7747

約数の個数: 72

約数和(自身を含む): 126191520

約数和(自身を除く): 85981860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 45, 58, 60, 87, 90, 116, 145, 174, 180, 261, 290, 348, 435, 522, 580, 870, 1044, 1305, 1740, 2610, 5220, 7703, 15406, 23109, 30812, 38515, 46218, 69327, 77030, 92436, 115545, 138654, 154060, 223387, 231090, 277308, 346635, 446774, 462180, 670161, 693270, 893548, 1116935, 1340322, 1386540, 2010483, 2233870, 2680644, 3350805, 4020966, 4467740, 6701610, 8041932, 10052415, 13403220, 20104830, 40209660]

約数ペア:

[(1, 40209660), (2, 20104830), (3, 13403220), (4, 10052415), (5, 8041932), (6, 6701610), (9, 4467740), (10, 4020966), (12, 3350805), (15, 2680644), (18, 2233870), (20, 2010483), (29, 1386540), (30, 1340322), (36, 1116935), (45, 893548), (58, 693270), (60, 670161), (87, 462180), (90, 446774), (116, 346635), (145, 277308), (174, 231090), (180, 223387), (261, 154060), (290, 138654), (348, 115545), (435, 92436), (522, 77030), (580, 69327), (870, 46218), (1044, 38515), (1305, 30812), (1740, 23109), (2610, 15406), (5220, 7703)]