2180310910

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{50599}}^1$

素因数の和:50776

約数の個数: 32

約数和(自身を含む): 4080384000

約数和(自身を除く): 1900073090

約数列:

[1, 2, 5, 10, 31, 62, 139, 155, 278, 310, 695, 1390, 4309, 8618, 21545, 43090, 50599, 101198, 252995, 505990, 1568569, 3137138, 7033261, 7842845, 14066522, 15685690, 35166305, 70332610, 218031091, 436062182, 1090155455, 2180310910]

約数ペア:

[(1, 2180310910), (2, 1090155455), (5, 436062182), (10, 218031091), (31, 70332610), (62, 35166305), (139, 15685690), (155, 14066522), (278, 7842845), (310, 7033261), (695, 3137138), (1390, 1568569), (4309, 505990), (8618, 252995), (21545, 101198), (43090, 50599)]