220520260

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{5107}}^1$

素因数の和:5260

約数の個数: 48

約数和(自身を含む): 494290944

約数和(自身を除く): 273770684

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 127, 170, 254, 340, 508, 635, 1270, 2159, 2540, 4318, 5107, 8636, 10214, 10795, 20428, 21590, 25535, 43180, 51070, 86819, 102140, 173638, 347276, 434095, 648589, 868190, 1297178, 1736380, 2594356, 3242945, 6485890, 11026013, 12971780, 22052026, 44104052, 55130065, 110260130, 220520260]

約数ペア:

[(1, 220520260), (2, 110260130), (4, 55130065), (5, 44104052), (10, 22052026), (17, 12971780), (20, 11026013), (34, 6485890), (68, 3242945), (85, 2594356), (127, 1736380), (170, 1297178), (254, 868190), (340, 648589), (508, 434095), (635, 347276), (1270, 173638), (2159, 102140), (2540, 86819), (4318, 51070), (5107, 43180), (8636, 25535), (10214, 21590), (10795, 20428)]