220758340

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{52813}}^1$

素因数の和:52852

約数の個数: 48

約数和(自身を含む): 532365120

約数和(自身を除く): 311606780

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 190, 209, 220, 380, 418, 836, 1045, 2090, 4180, 52813, 105626, 211252, 264065, 528130, 580943, 1003447, 1056260, 1161886, 2006894, 2323772, 2904715, 4013788, 5017235, 5809430, 10034470, 11037917, 11618860, 20068940, 22075834, 44151668, 55189585, 110379170, 220758340]

約数ペア:

[(1, 220758340), (2, 110379170), (4, 55189585), (5, 44151668), (10, 22075834), (11, 20068940), (19, 11618860), (20, 11037917), (22, 10034470), (38, 5809430), (44, 5017235), (55, 4013788), (76, 2904715), (95, 2323772), (110, 2006894), (190, 1161886), (209, 1056260), (220, 1003447), (380, 580943), (418, 528130), (836, 264065), (1045, 211252), (2090, 105626), (4180, 52813)]