13921120

素因数分解:

$2^5\times 5^1\times {\mathrm{167}}^1\times {\mathrm{521}}^1$

素因数の和:703

約数の個数: 48

約数和(自身を含む): 33149088

約数和(自身を除く): 19227968

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 167, 334, 521, 668, 835, 1042, 1336, 1670, 2084, 2605, 2672, 3340, 4168, 5210, 5344, 6680, 8336, 10420, 13360, 16672, 20840, 26720, 41680, 83360, 87007, 174014, 348028, 435035, 696056, 870070, 1392112, 1740140, 2784224, 3480280, 6960560, 13921120]

約数ペア:

[(1, 13921120), (2, 6960560), (4, 3480280), (5, 2784224), (8, 1740140), (10, 1392112), (16, 870070), (20, 696056), (32, 435035), (40, 348028), (80, 174014), (160, 87007), (167, 83360), (334, 41680), (521, 26720), (668, 20840), (835, 16672), (1042, 13360), (1336, 10420), (1670, 8336), (2084, 6680), (2605, 5344), (2672, 5210), (3340, 4168)]