54066640

素因数分解:

$2^4\times 5^1\times {\mathrm{211}}^1\times {\mathrm{3203}}^1$

素因数の和:3427

約数の個数: 40

約数和(自身を含む): 126340128

約数和(自身を除く): 72273488

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 211, 422, 844, 1055, 1688, 2110, 3203, 3376, 4220, 6406, 8440, 12812, 16015, 16880, 25624, 32030, 51248, 64060, 128120, 256240, 675833, 1351666, 2703332, 3379165, 5406664, 6758330, 10813328, 13516660, 27033320, 54066640]

約数ペア:

[(1, 54066640), (2, 27033320), (4, 13516660), (5, 10813328), (8, 6758330), (10, 5406664), (16, 3379165), (20, 2703332), (40, 1351666), (80, 675833), (211, 256240), (422, 128120), (844, 64060), (1055, 51248), (1688, 32030), (2110, 25624), (3203, 16880), (3376, 16015), (4220, 12812), (6406, 8440)]