11943880

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{223}}^1$

素因数の和:350

約数の個数: 64

約数和(自身を含む): 29352960

約数和(自身を除く): 17409080

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 103, 104, 130, 206, 223, 260, 412, 446, 515, 520, 824, 892, 1030, 1115, 1339, 1784, 2060, 2230, 2678, 2899, 4120, 4460, 5356, 5798, 6695, 8920, 10712, 11596, 13390, 14495, 22969, 23192, 26780, 28990, 45938, 53560, 57980, 91876, 114845, 115960, 183752, 229690, 298597, 459380, 597194, 918760, 1194388, 1492985, 2388776, 2985970, 5971940, 11943880]

約数ペア:

[(1, 11943880), (2, 5971940), (4, 2985970), (5, 2388776), (8, 1492985), (10, 1194388), (13, 918760), (20, 597194), (26, 459380), (40, 298597), (52, 229690), (65, 183752), (103, 115960), (104, 114845), (130, 91876), (206, 57980), (223, 53560), (260, 45938), (412, 28990), (446, 26780), (515, 23192), (520, 22969), (824, 14495), (892, 13390), (1030, 11596), (1115, 10712), (1339, 8920), (1784, 6695), (2060, 5798), (2230, 5356), (2678, 4460), (2899, 4120)]