609160

素因数分解:

$2^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{157}}^1$

素因数の和:265

約数の個数: 32

約数和(自身を含む): 1393560

約数和(自身を除く): 784400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 97, 157, 194, 314, 388, 485, 628, 776, 785, 970, 1256, 1570, 1940, 3140, 3880, 6280, 15229, 30458, 60916, 76145, 121832, 152290, 304580, 609160]

約数ペア:

[(1, 609160), (2, 304580), (4, 152290), (5, 121832), (8, 76145), (10, 60916), (20, 30458), (40, 15229), (97, 6280), (157, 3880), (194, 3140), (314, 1940), (388, 1570), (485, 1256), (628, 970), (776, 785)]