20284575264

素因数分解:

$2^5\times 3^2\times {\mathrm{89}}^1\times {\mathrm{791377}}^1$

素因数の和:791482

約数の個数: 72

約数和(自身を含む): 58332472380

約数和(自身を除く): 38047897116

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 89, 96, 144, 178, 267, 288, 356, 534, 712, 801, 1068, 1424, 1602, 2136, 2848, 3204, 4272, 6408, 8544, 12816, 25632, 791377, 1582754, 2374131, 3165508, 4748262, 6331016, 7122393, 9496524, 12662032, 14244786, 18993048, 25324064, 28489572, 37986096, 56979144, 70432553, 75972192, 113958288, 140865106, 211297659, 227916576, 281730212, 422595318, 563460424, 633892977, 845190636, 1126920848, 1267785954, 1690381272, 2253841696, 2535571908, 3380762544, 5071143816, 6761525088, 10142287632, 20284575264]

約数ペア:

[(1, 20284575264), (2, 10142287632), (3, 6761525088), (4, 5071143816), (6, 3380762544), (8, 2535571908), (9, 2253841696), (12, 1690381272), (16, 1267785954), (18, 1126920848), (24, 845190636), (32, 633892977), (36, 563460424), (48, 422595318), (72, 281730212), (89, 227916576), (96, 211297659), (144, 140865106), (178, 113958288), (267, 75972192), (288, 70432553), (356, 56979144), (534, 37986096), (712, 28489572), (801, 25324064), (1068, 18993048), (1424, 14244786), (1602, 12662032), (2136, 9496524), (2848, 7122393), (3204, 6331016), (4272, 4748262), (6408, 3165508), (8544, 2374131), (12816, 1582754), (25632, 791377)]