8629340

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{103}}^1$

素因数の和:242

約数の個数: 48

約数和(自身を含む): 18869760

約数和(自身を除く): 10240420

約数列:

[1, 2, 4, 5, 10, 20, 59, 71, 103, 118, 142, 206, 236, 284, 295, 355, 412, 515, 590, 710, 1030, 1180, 1420, 2060, 4189, 6077, 7313, 8378, 12154, 14626, 16756, 20945, 24308, 29252, 30385, 36565, 41890, 60770, 73130, 83780, 121540, 146260, 431467, 862934, 1725868, 2157335, 4314670, 8629340]

約数ペア:

[(1, 8629340), (2, 4314670), (4, 2157335), (5, 1725868), (10, 862934), (20, 431467), (59, 146260), (71, 121540), (103, 83780), (118, 73130), (142, 60770), (206, 41890), (236, 36565), (284, 30385), (295, 29252), (355, 24308), (412, 20945), (515, 16756), (590, 14626), (710, 12154), (1030, 8378), (1180, 7313), (1420, 6077), (2060, 4189)]