17799860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{307}}^1$

素因数の和:552

約数の個数: 48

約数和(自身を含む): 40567296

約数和(自身を除く): 22767436

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 223, 260, 307, 446, 614, 892, 1115, 1228, 1535, 2230, 2899, 3070, 3991, 4460, 5798, 6140, 7982, 11596, 14495, 15964, 19955, 28990, 39910, 57980, 68461, 79820, 136922, 273844, 342305, 684610, 889993, 1369220, 1779986, 3559972, 4449965, 8899930, 17799860]

約数ペア:

[(1, 17799860), (2, 8899930), (4, 4449965), (5, 3559972), (10, 1779986), (13, 1369220), (20, 889993), (26, 684610), (52, 342305), (65, 273844), (130, 136922), (223, 79820), (260, 68461), (307, 57980), (446, 39910), (614, 28990), (892, 19955), (1115, 15964), (1228, 14495), (1535, 11596), (2230, 7982), (2899, 6140), (3070, 5798), (3991, 4460)]