1257156970

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{359}}^1\times {\mathrm{20599}}^1$

素因数の和:20982

約数の個数: 32

約数和(自身を含む): 2402784000

約数和(自身を除く): 1145627030

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 359, 718, 1795, 3590, 6103, 12206, 20599, 30515, 41198, 61030, 102995, 205990, 350183, 700366, 1750915, 3501830, 7395041, 14790082, 36975205, 73950410, 125715697, 251431394, 628578485, 1257156970]

約数ペア:

[(1, 1257156970), (2, 628578485), (5, 251431394), (10, 125715697), (17, 73950410), (34, 36975205), (85, 14790082), (170, 7395041), (359, 3501830), (718, 1750915), (1795, 700366), (3590, 350183), (6103, 205990), (12206, 102995), (20599, 61030), (30515, 41198)]