642010020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{110311}}^1$

素因数の和:110420

約数の個数: 48

約数和(自身を含む): 1816176768

約数和(自身を除く): 1174166748

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 97, 194, 291, 388, 485, 582, 970, 1164, 1455, 1940, 2910, 5820, 110311, 220622, 330933, 441244, 551555, 661866, 1103110, 1323732, 1654665, 2206220, 3309330, 6618660, 10700167, 21400334, 32100501, 42800668, 53500835, 64201002, 107001670, 128402004, 160502505, 214003340, 321005010, 642010020]

約数ペア:

[(1, 642010020), (2, 321005010), (3, 214003340), (4, 160502505), (5, 128402004), (6, 107001670), (10, 64201002), (12, 53500835), (15, 42800668), (20, 32100501), (30, 21400334), (60, 10700167), (97, 6618660), (194, 3309330), (291, 2206220), (388, 1654665), (485, 1323732), (582, 1103110), (970, 661866), (1164, 551555), (1455, 441244), (1940, 330933), (2910, 220622), (5820, 110311)]