861673210

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{173}}^1\times {\mathrm{16067}}^1$

素因数の和:16278

約数の個数: 32

約数和(自身を含む): 1610399232

約数和(自身を除く): 748726022

約数列:

[1, 2, 5, 10, 31, 62, 155, 173, 310, 346, 865, 1730, 5363, 10726, 16067, 26815, 32134, 53630, 80335, 160670, 498077, 996154, 2490385, 2779591, 4980770, 5559182, 13897955, 27795910, 86167321, 172334642, 430836605, 861673210]

約数ペア:

[(1, 861673210), (2, 430836605), (5, 172334642), (10, 86167321), (31, 27795910), (62, 13897955), (155, 5559182), (173, 4980770), (310, 2779591), (346, 2490385), (865, 996154), (1730, 498077), (5363, 160670), (10726, 80335), (16067, 53630), (26815, 32134)]