172086820

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{167}}^1\times {\mathrm{769}}^1$

素因数の和:1012

約数の個数: 48

約数和(自身を含む): 369452160

約数和(自身を除く): 197365340

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 167, 268, 334, 335, 668, 670, 769, 835, 1340, 1538, 1670, 3076, 3340, 3845, 7690, 11189, 15380, 22378, 44756, 51523, 55945, 103046, 111890, 128423, 206092, 223780, 256846, 257615, 513692, 515230, 642115, 1030460, 1284230, 2568460, 8604341, 17208682, 34417364, 43021705, 86043410, 172086820]

約数ペア:

[(1, 172086820), (2, 86043410), (4, 43021705), (5, 34417364), (10, 17208682), (20, 8604341), (67, 2568460), (134, 1284230), (167, 1030460), (268, 642115), (334, 515230), (335, 513692), (668, 257615), (670, 256846), (769, 223780), (835, 206092), (1340, 128423), (1538, 111890), (1670, 103046), (3076, 55945), (3340, 51523), (3845, 44756), (7690, 22378), (11189, 15380)]