27745620

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2131}}^1$

素因数の和:2181

約数の個数: 96

約数和(自身を含む): 91693056

約数和(自身を除く): 63947436

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 31, 35, 42, 60, 62, 70, 84, 93, 105, 124, 140, 155, 186, 210, 217, 310, 372, 420, 434, 465, 620, 651, 868, 930, 1085, 1302, 1860, 2131, 2170, 2604, 3255, 4262, 4340, 6393, 6510, 8524, 10655, 12786, 13020, 14917, 21310, 25572, 29834, 31965, 42620, 44751, 59668, 63930, 66061, 74585, 89502, 127860, 132122, 149170, 179004, 198183, 223755, 264244, 298340, 330305, 396366, 447510, 462427, 660610, 792732, 895020, 924854, 990915, 1321220, 1387281, 1849708, 1981830, 2312135, 2774562, 3963660, 4624270, 5549124, 6936405, 9248540, 13872810, 27745620]

約数ペア:

[(1, 27745620), (2, 13872810), (3, 9248540), (4, 6936405), (5, 5549124), (6, 4624270), (7, 3963660), (10, 2774562), (12, 2312135), (14, 1981830), (15, 1849708), (20, 1387281), (21, 1321220), (28, 990915), (30, 924854), (31, 895020), (35, 792732), (42, 660610), (60, 462427), (62, 447510), (70, 396366), (84, 330305), (93, 298340), (105, 264244), (124, 223755), (140, 198183), (155, 179004), (186, 149170), (210, 132122), (217, 127860), (310, 89502), (372, 74585), (420, 66061), (434, 63930), (465, 59668), (620, 44751), (651, 42620), (868, 31965), (930, 29834), (1085, 25572), (1302, 21310), (1860, 14917), (2131, 13020), (2170, 12786), (2604, 10655), (3255, 8524), (4262, 6510), (4340, 6393)]