22694440

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1$

素因数の和:274

約数の個数: 64

約数和(自身を含む): 53032320

約数和(自身を除く): 30337880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 71, 122, 131, 142, 244, 262, 284, 305, 355, 488, 524, 568, 610, 655, 710, 1048, 1220, 1310, 1420, 2440, 2620, 2840, 4331, 5240, 7991, 8662, 9301, 15982, 17324, 18602, 21655, 31964, 34648, 37204, 39955, 43310, 46505, 63928, 74408, 79910, 86620, 93010, 159820, 173240, 186020, 319640, 372040, 567361, 1134722, 2269444, 2836805, 4538888, 5673610, 11347220, 22694440]

約数ペア:

[(1, 22694440), (2, 11347220), (4, 5673610), (5, 4538888), (8, 2836805), (10, 2269444), (20, 1134722), (40, 567361), (61, 372040), (71, 319640), (122, 186020), (131, 173240), (142, 159820), (244, 93010), (262, 86620), (284, 79910), (305, 74408), (355, 63928), (488, 46505), (524, 43310), (568, 39955), (610, 37204), (655, 34648), (710, 31964), (1048, 21655), (1220, 18602), (1310, 17324), (1420, 15982), (2440, 9301), (2620, 8662), (2840, 7991), (4331, 5240)]