42120496

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{2689}}^1$

素因数の和:2797

約数の個数: 40

約数和(自身を含む): 90061200

約数和(自身を除く): 47940704

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 89, 176, 178, 356, 712, 979, 1424, 1958, 2689, 3916, 5378, 7832, 10756, 15664, 21512, 29579, 43024, 59158, 118316, 236632, 239321, 473264, 478642, 957284, 1914568, 2632531, 3829136, 5265062, 10530124, 21060248, 42120496]

約数ペア:

[(1, 42120496), (2, 21060248), (4, 10530124), (8, 5265062), (11, 3829136), (16, 2632531), (22, 1914568), (44, 957284), (88, 478642), (89, 473264), (176, 239321), (178, 236632), (356, 118316), (712, 59158), (979, 43024), (1424, 29579), (1958, 21512), (2689, 15664), (3916, 10756), (5378, 7832)]