320133040

素因数分解:

$2^4\times 5^1\times {\mathrm{173}}^1\times {\mathrm{23131}}^1$

素因数の和:23317

約数の個数: 40

約数和(自身を含む): 748644048

約数和(自身を除く): 428511008

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 173, 346, 692, 865, 1384, 1730, 2768, 3460, 6920, 13840, 23131, 46262, 92524, 115655, 185048, 231310, 370096, 462620, 925240, 1850480, 4001663, 8003326, 16006652, 20008315, 32013304, 40016630, 64026608, 80033260, 160066520, 320133040]

約数ペア:

[(1, 320133040), (2, 160066520), (4, 80033260), (5, 64026608), (8, 40016630), (10, 32013304), (16, 20008315), (20, 16006652), (40, 8003326), (80, 4001663), (173, 1850480), (346, 925240), (692, 462620), (865, 370096), (1384, 231310), (1730, 185048), (2768, 115655), (3460, 92524), (6920, 46262), (13840, 23131)]