39693920

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{83}}^1$

素因数の和:173

約数の個数: 144

約数和(自身を含む): 112211568

約数和(自身を除く): 72517648

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 61, 70, 80, 83, 98, 112, 122, 140, 160, 166, 196, 224, 244, 245, 280, 305, 332, 392, 415, 427, 488, 490, 560, 581, 610, 664, 784, 830, 854, 976, 980, 1120, 1162, 1220, 1328, 1568, 1660, 1708, 1952, 1960, 2135, 2324, 2440, 2656, 2905, 2989, 3320, 3416, 3920, 4067, 4270, 4648, 4880, 5063, 5810, 5978, 6640, 6832, 7840, 8134, 8540, 9296, 9760, 10126, 11620, 11956, 13280, 13664, 14945, 16268, 17080, 18592, 20252, 20335, 23240, 23912, 25315, 29890, 32536, 34160, 35441, 40504, 40670, 46480, 47824, 50630, 59780, 65072, 68320, 70882, 81008, 81340, 92960, 95648, 101260, 119560, 130144, 141764, 162016, 162680, 177205, 202520, 239120, 248087, 283528, 325360, 354410, 405040, 478240, 496174, 567056, 650720, 708820, 810080, 992348, 1134112, 1240435, 1417640, 1984696, 2480870, 2835280, 3969392, 4961740, 5670560, 7938784, 9923480, 19846960, 39693920]

約数ペア:

[(1, 39693920), (2, 19846960), (4, 9923480), (5, 7938784), (7, 5670560), (8, 4961740), (10, 3969392), (14, 2835280), (16, 2480870), (20, 1984696), (28, 1417640), (32, 1240435), (35, 1134112), (40, 992348), (49, 810080), (56, 708820), (61, 650720), (70, 567056), (80, 496174), (83, 478240), (98, 405040), (112, 354410), (122, 325360), (140, 283528), (160, 248087), (166, 239120), (196, 202520), (224, 177205), (244, 162680), (245, 162016), (280, 141764), (305, 130144), (332, 119560), (392, 101260), (415, 95648), (427, 92960), (488, 81340), (490, 81008), (560, 70882), (581, 68320), (610, 65072), (664, 59780), (784, 50630), (830, 47824), (854, 46480), (976, 40670), (980, 40504), (1120, 35441), (1162, 34160), (1220, 32536), (1328, 29890), (1568, 25315), (1660, 23912), (1708, 23240), (1952, 20335), (1960, 20252), (2135, 18592), (2324, 17080), (2440, 16268), (2656, 14945), (2905, 13664), (2989, 13280), (3320, 11956), (3416, 11620), (3920, 10126), (4067, 9760), (4270, 9296), (4648, 8540), (4880, 8134), (5063, 7840), (5810, 6832), (5978, 6640)]