20223912680

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{677}}^1\times {\mathrm{24091}}^1$

素因数の和:24810

約数の個数: 64

約数和(自身を含む): 47043002880

約数和(自身を除く): 26819090200

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 677, 1240, 1354, 2708, 3385, 5416, 6770, 13540, 20987, 24091, 27080, 41974, 48182, 83948, 96364, 104935, 120455, 167896, 192728, 209870, 240910, 419740, 481820, 746821, 839480, 963640, 1493642, 2987284, 3734105, 5974568, 7468210, 14936420, 16309607, 29872840, 32619214, 65238428, 81548035, 130476856, 163096070, 326192140, 505597817, 652384280, 1011195634, 2022391268, 2527989085, 4044782536, 5055978170, 10111956340, 20223912680]

約数ペア:

[(1, 20223912680), (2, 10111956340), (4, 5055978170), (5, 4044782536), (8, 2527989085), (10, 2022391268), (20, 1011195634), (31, 652384280), (40, 505597817), (62, 326192140), (124, 163096070), (155, 130476856), (248, 81548035), (310, 65238428), (620, 32619214), (677, 29872840), (1240, 16309607), (1354, 14936420), (2708, 7468210), (3385, 5974568), (5416, 3734105), (6770, 2987284), (13540, 1493642), (20987, 963640), (24091, 839480), (27080, 746821), (41974, 481820), (48182, 419740), (83948, 240910), (96364, 209870), (104935, 192728), (120455, 167896)]