20022900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{2153}}^1$

素因数の和:2201

約数の個数: 72

約数和(自身を含む): 59829504

約数和(自身を除く): 39806604

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 31, 50, 60, 62, 75, 93, 100, 124, 150, 155, 186, 300, 310, 372, 465, 620, 775, 930, 1550, 1860, 2153, 2325, 3100, 4306, 4650, 6459, 8612, 9300, 10765, 12918, 21530, 25836, 32295, 43060, 53825, 64590, 66743, 107650, 129180, 133486, 161475, 200229, 215300, 266972, 322950, 333715, 400458, 645900, 667430, 800916, 1001145, 1334860, 1668575, 2002290, 3337150, 4004580, 5005725, 6674300, 10011450, 20022900]

約数ペア:

[(1, 20022900), (2, 10011450), (3, 6674300), (4, 5005725), (5, 4004580), (6, 3337150), (10, 2002290), (12, 1668575), (15, 1334860), (20, 1001145), (25, 800916), (30, 667430), (31, 645900), (50, 400458), (60, 333715), (62, 322950), (75, 266972), (93, 215300), (100, 200229), (124, 161475), (150, 133486), (155, 129180), (186, 107650), (300, 66743), (310, 64590), (372, 53825), (465, 43060), (620, 32295), (775, 25836), (930, 21530), (1550, 12918), (1860, 10765), (2153, 9300), (2325, 8612), (3100, 6459), (4306, 4650)]