16455140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{3331}}^1$

素因数の和:3372

約数の個数: 48

約数和(自身を含む): 39184320

約数和(自身を除く): 22729180

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 190, 247, 260, 380, 494, 988, 1235, 2470, 3331, 4940, 6662, 13324, 16655, 33310, 43303, 63289, 66620, 86606, 126578, 173212, 216515, 253156, 316445, 433030, 632890, 822757, 866060, 1265780, 1645514, 3291028, 4113785, 8227570, 16455140]

約数ペア:

[(1, 16455140), (2, 8227570), (4, 4113785), (5, 3291028), (10, 1645514), (13, 1265780), (19, 866060), (20, 822757), (26, 632890), (38, 433030), (52, 316445), (65, 253156), (76, 216515), (95, 173212), (130, 126578), (190, 86606), (247, 66620), (260, 63289), (380, 43303), (494, 33310), (988, 16655), (1235, 13324), (2470, 6662), (3331, 4940)]