1671540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2143}}^1$

素因数の和:2168

約数の個数: 48

約数和(自身を含む): 5042688

約数和(自身を除く): 3371148

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 2143, 4286, 6429, 8572, 10715, 12858, 21430, 25716, 27859, 32145, 42860, 55718, 64290, 83577, 111436, 128580, 139295, 167154, 278590, 334308, 417885, 557180, 835770, 1671540]

約数ペア:

[(1, 1671540), (2, 835770), (3, 557180), (4, 417885), (5, 334308), (6, 278590), (10, 167154), (12, 139295), (13, 128580), (15, 111436), (20, 83577), (26, 64290), (30, 55718), (39, 42860), (52, 32145), (60, 27859), (65, 25716), (78, 21430), (130, 12858), (156, 10715), (195, 8572), (260, 6429), (390, 4286), (780, 2143)]