27604220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{73}}^2$

素因数の和:199

約数の個数: 72

約数和(自身を含む): 68985504

約数和(自身を除く): 41381284

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 70, 73, 74, 140, 146, 148, 185, 259, 292, 365, 370, 511, 518, 730, 740, 1022, 1036, 1295, 1460, 2044, 2555, 2590, 2701, 5110, 5180, 5329, 5402, 10220, 10658, 10804, 13505, 18907, 21316, 26645, 27010, 37303, 37814, 53290, 54020, 74606, 75628, 94535, 106580, 149212, 186515, 189070, 197173, 373030, 378140, 394346, 746060, 788692, 985865, 1380211, 1971730, 2760422, 3943460, 5520844, 6901055, 13802110, 27604220]

約数ペア:

[(1, 27604220), (2, 13802110), (4, 6901055), (5, 5520844), (7, 3943460), (10, 2760422), (14, 1971730), (20, 1380211), (28, 985865), (35, 788692), (37, 746060), (70, 394346), (73, 378140), (74, 373030), (140, 197173), (146, 189070), (148, 186515), (185, 149212), (259, 106580), (292, 94535), (365, 75628), (370, 74606), (511, 54020), (518, 53290), (730, 37814), (740, 37303), (1022, 27010), (1036, 26645), (1295, 21316), (1460, 18907), (2044, 13505), (2555, 10804), (2590, 10658), (2701, 10220), (5110, 5402), (5180, 5329)]