1790040

素因数分解:

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

素因数の和:2152

約数の個数: 64

約数和(自身を含む): 6140160

約数和(自身を除く): 4350120

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, 2131, 4262, 6393, 8524, 10655, 12786, 14917, 17048, 21310, 25572, 29834, 31965, 42620, 44751, 51144, 59668, 63930, 74585, 85240, 89502, 119336, 127860, 149170, 179004, 223755, 255720, 298340, 358008, 447510, 596680, 895020, 1790040]

約数ペア:

[(1, 1790040), (2, 895020), (3, 596680), (4, 447510), (5, 358008), (6, 298340), (7, 255720), (8, 223755), (10, 179004), (12, 149170), (14, 127860), (15, 119336), (20, 89502), (21, 85240), (24, 74585), (28, 63930), (30, 59668), (35, 51144), (40, 44751), (42, 42620), (56, 31965), (60, 29834), (70, 25572), (84, 21310), (105, 17048), (120, 14917), (140, 12786), (168, 10655), (210, 8524), (280, 6393), (420, 4262), (840, 2131)]