19071400

素因数分解:

$2^3\times 5^2\times {\mathrm{167}}^1\times {\mathrm{571}}^1$

素因数の和:754

約数の個数: 48

約数和(自身を含む): 44684640

約数和(自身を除く): 25613240

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 167, 200, 334, 571, 668, 835, 1142, 1336, 1670, 2284, 2855, 3340, 4175, 4568, 5710, 6680, 8350, 11420, 14275, 16700, 22840, 28550, 33400, 57100, 95357, 114200, 190714, 381428, 476785, 762856, 953570, 1907140, 2383925, 3814280, 4767850, 9535700, 19071400]

約数ペア:

[(1, 19071400), (2, 9535700), (4, 4767850), (5, 3814280), (8, 2383925), (10, 1907140), (20, 953570), (25, 762856), (40, 476785), (50, 381428), (100, 190714), (167, 114200), (200, 95357), (334, 57100), (571, 33400), (668, 28550), (835, 22840), (1142, 16700), (1336, 14275), (1670, 11420), (2284, 8350), (2855, 6680), (3340, 5710), (4175, 4568)]