20458800

素因数分解:

$2^4\times 3^2\times 5^2\times {\mathrm{5683}}^1$

素因数の和:5707

約数の個数: 90

約数和(自身を含む): 71010212

約数和(自身を除く): 50551412

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 30, 36, 40, 45, 48, 50, 60, 72, 75, 80, 90, 100, 120, 144, 150, 180, 200, 225, 240, 300, 360, 400, 450, 600, 720, 900, 1200, 1800, 3600, 5683, 11366, 17049, 22732, 28415, 34098, 45464, 51147, 56830, 68196, 85245, 90928, 102294, 113660, 136392, 142075, 170490, 204588, 227320, 255735, 272784, 284150, 340980, 409176, 426225, 454640, 511470, 568300, 681960, 818352, 852450, 1022940, 1136600, 1278675, 1363920, 1704900, 2045880, 2273200, 2557350, 3409800, 4091760, 5114700, 6819600, 10229400, 20458800]

約数ペア:

[(1, 20458800), (2, 10229400), (3, 6819600), (4, 5114700), (5, 4091760), (6, 3409800), (8, 2557350), (9, 2273200), (10, 2045880), (12, 1704900), (15, 1363920), (16, 1278675), (18, 1136600), (20, 1022940), (24, 852450), (25, 818352), (30, 681960), (36, 568300), (40, 511470), (45, 454640), (48, 426225), (50, 409176), (60, 340980), (72, 284150), (75, 272784), (80, 255735), (90, 227320), (100, 204588), (120, 170490), (144, 142075), (150, 136392), (180, 113660), (200, 102294), (225, 90928), (240, 85245), (300, 68196), (360, 56830), (400, 51147), (450, 45464), (600, 34098), (720, 28415), (900, 22732), (1200, 17049), (1800, 11366), (3600, 5683)]