5039180

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{149}}^1$

素因数の和:266

約数の個数: 48

約数和(自身を含む): 11340000

約数和(自身を除く): 6300820

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 89, 95, 149, 178, 190, 298, 356, 380, 445, 596, 745, 890, 1490, 1691, 1780, 2831, 2980, 3382, 5662, 6764, 8455, 11324, 13261, 14155, 16910, 26522, 28310, 33820, 53044, 56620, 66305, 132610, 251959, 265220, 503918, 1007836, 1259795, 2519590, 5039180]

約数ペア:

[(1, 5039180), (2, 2519590), (4, 1259795), (5, 1007836), (10, 503918), (19, 265220), (20, 251959), (38, 132610), (76, 66305), (89, 56620), (95, 53044), (149, 33820), (178, 28310), (190, 26522), (298, 16910), (356, 14155), (380, 13261), (445, 11324), (596, 8455), (745, 6764), (890, 5662), (1490, 3382), (1691, 2980), (1780, 2831)]