20578962810

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{3161131}}^1$

素因数の和:3161179

約数の個数: 64

約数和(自身を含む): 58265985024

約数和(自身を除く): 37687022214

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 31, 35, 42, 62, 70, 93, 105, 155, 186, 210, 217, 310, 434, 465, 651, 930, 1085, 1302, 2170, 3255, 6510, 3161131, 6322262, 9483393, 15805655, 18966786, 22127917, 31611310, 44255834, 47416965, 66383751, 94833930, 97995061, 110639585, 132767502, 195990122, 221279170, 293985183, 331918755, 489975305, 587970366, 663837510, 685965427, 979950610, 1371930854, 1469925915, 2057896281, 2939851830, 3429827135, 4115792562, 6859654270, 10289481405, 20578962810]

約数ペア:

[(1, 20578962810), (2, 10289481405), (3, 6859654270), (5, 4115792562), (6, 3429827135), (7, 2939851830), (10, 2057896281), (14, 1469925915), (15, 1371930854), (21, 979950610), (30, 685965427), (31, 663837510), (35, 587970366), (42, 489975305), (62, 331918755), (70, 293985183), (93, 221279170), (105, 195990122), (155, 132767502), (186, 110639585), (210, 97995061), (217, 94833930), (310, 66383751), (434, 47416965), (465, 44255834), (651, 31611310), (930, 22127917), (1085, 18966786), (1302, 15805655), (2170, 9483393), (3255, 6322262), (6510, 3161131)]