167816920

素因数分解:

$2^3\times 5^1\times {\mathrm{173}}^1\times {\mathrm{24251}}^1$

素因数の和:24435

約数の個数: 32

約数和(自身を含む): 379786320

約数和(自身を除く): 211969400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 173, 346, 692, 865, 1384, 1730, 3460, 6920, 24251, 48502, 97004, 121255, 194008, 242510, 485020, 970040, 4195423, 8390846, 16781692, 20977115, 33563384, 41954230, 83908460, 167816920]

約数ペア:

[(1, 167816920), (2, 83908460), (4, 41954230), (5, 33563384), (8, 20977115), (10, 16781692), (20, 8390846), (40, 4195423), (173, 970040), (346, 485020), (692, 242510), (865, 194008), (1384, 121255), (1730, 97004), (3460, 48502), (6920, 24251)]