145870480

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{260483}}^1$

素因数の和:260503

約数の個数: 40

約数和(自身を含む): 387600192

約数和(自身を除く): 241729712

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 260483, 520966, 1041932, 1302415, 1823381, 2083864, 2604830, 3646762, 4167728, 5209660, 7293524, 9116905, 10419320, 14587048, 18233810, 20838640, 29174096, 36467620, 72935240, 145870480]

約数ペア:

[(1, 145870480), (2, 72935240), (4, 36467620), (5, 29174096), (7, 20838640), (8, 18233810), (10, 14587048), (14, 10419320), (16, 9116905), (20, 7293524), (28, 5209660), (35, 4167728), (40, 3646762), (56, 2604830), (70, 2083864), (80, 1823381), (112, 1302415), (140, 1041932), (280, 520966), (560, 260483)]