1229680

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{809}}^1$

素因数の和:841

約数の個数: 40

約数和(自身を含む): 3013200

約数和(自身を除く): 1783520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 809, 1520, 1618, 3236, 4045, 6472, 8090, 12944, 15371, 16180, 30742, 32360, 61484, 64720, 76855, 122968, 153710, 245936, 307420, 614840, 1229680]

約数ペア:

[(1, 1229680), (2, 614840), (4, 307420), (5, 245936), (8, 153710), (10, 122968), (16, 76855), (19, 64720), (20, 61484), (38, 32360), (40, 30742), (76, 16180), (80, 15371), (95, 12944), (152, 8090), (190, 6472), (304, 4045), (380, 3236), (760, 1618), (809, 1520)]