1926719440

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{599}}^1\times {\mathrm{1297}}^1$

素因数の和:1940

約数の個数: 80

約数和(自身を含む): 4635417600

約数和(自身を除く): 2708698160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 599, 620, 1198, 1240, 1297, 2396, 2480, 2594, 2995, 4792, 5188, 5990, 6485, 9584, 10376, 11980, 12970, 18569, 20752, 23960, 25940, 37138, 40207, 47920, 51880, 74276, 80414, 92845, 103760, 148552, 160828, 185690, 201035, 297104, 321656, 371380, 402070, 643312, 742760, 776903, 804140, 1485520, 1553806, 1608280, 3107612, 3216560, 3884515, 6215224, 7769030, 12430448, 15538060, 24083993, 31076120, 48167986, 62152240, 96335972, 120419965, 192671944, 240839930, 385343888, 481679860, 963359720, 1926719440]

約数ペア:

[(1, 1926719440), (2, 963359720), (4, 481679860), (5, 385343888), (8, 240839930), (10, 192671944), (16, 120419965), (20, 96335972), (31, 62152240), (40, 48167986), (62, 31076120), (80, 24083993), (124, 15538060), (155, 12430448), (248, 7769030), (310, 6215224), (496, 3884515), (599, 3216560), (620, 3107612), (1198, 1608280), (1240, 1553806), (1297, 1485520), (2396, 804140), (2480, 776903), (2594, 742760), (2995, 643312), (4792, 402070), (5188, 371380), (5990, 321656), (6485, 297104), (9584, 201035), (10376, 185690), (11980, 160828), (12970, 148552), (18569, 103760), (20752, 92845), (23960, 80414), (25940, 74276), (37138, 51880), (40207, 47920)]