17631380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{3989}}^1$

素因数の和:4028

約数の個数: 48

約数和(自身を含む): 42230160

約数和(自身を除く): 24598780

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 170, 221, 260, 340, 442, 884, 1105, 2210, 3989, 4420, 7978, 15956, 19945, 39890, 51857, 67813, 79780, 103714, 135626, 207428, 259285, 271252, 339065, 518570, 678130, 881569, 1037140, 1356260, 1763138, 3526276, 4407845, 8815690, 17631380]

約数ペア:

[(1, 17631380), (2, 8815690), (4, 4407845), (5, 3526276), (10, 1763138), (13, 1356260), (17, 1037140), (20, 881569), (26, 678130), (34, 518570), (52, 339065), (65, 271252), (68, 259285), (85, 207428), (130, 135626), (170, 103714), (221, 79780), (260, 67813), (340, 51857), (442, 39890), (884, 19945), (1105, 15956), (2210, 7978), (3989, 4420)]