19430040

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{23131}}^1$

素因数の和:23152

約数の個数: 64

約数和(自身を含む): 66620160

約数和(自身を除く): 47190120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 23131, 46262, 69393, 92524, 115655, 138786, 161917, 185048, 231310, 277572, 323834, 346965, 462620, 485751, 555144, 647668, 693930, 809585, 925240, 971502, 1295336, 1387860, 1619170, 1943004, 2428755, 2775720, 3238340, 3886008, 4857510, 6476680, 9715020, 19430040]

約数ペア:

[(1, 19430040), (2, 9715020), (3, 6476680), (4, 4857510), (5, 3886008), (6, 3238340), (7, 2775720), (8, 2428755), (10, 1943004), (12, 1619170), (14, 1387860), (15, 1295336), (20, 971502), (21, 925240), (24, 809585), (28, 693930), (30, 647668), (35, 555144), (40, 485751), (42, 462620), (56, 346965), (60, 323834), (70, 277572), (84, 231310), (105, 185048), (120, 161917), (140, 138786), (168, 115655), (210, 92524), (280, 69393), (420, 46262), (840, 23131)]