122318720

素因数分解:

$2^7\times 5^1\times {\mathrm{191123}}^1$

素因数の和:191142

約数の個数: 32

約数和(自身を含む): 292419720

約数和(自身を除く): 170101000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 191123, 382246, 764492, 955615, 1528984, 1911230, 3057968, 3822460, 6115936, 7644920, 12231872, 15289840, 24463744, 30579680, 61159360, 122318720]

約数ペア:

[(1, 122318720), (2, 61159360), (4, 30579680), (5, 24463744), (8, 15289840), (10, 12231872), (16, 7644920), (20, 6115936), (32, 3822460), (40, 3057968), (64, 1911230), (80, 1528984), (128, 955615), (160, 764492), (320, 382246), (640, 191123)]