2238857720

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{197}}^1\times {\mathrm{1123}}^1$

素因数の和:1365

約数の個数: 128

約数和(自身を含む): 5768547840

約数和(自身を除く): 3529690120

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 23, 40, 44, 46, 55, 88, 92, 110, 115, 184, 197, 220, 230, 253, 394, 440, 460, 506, 788, 920, 985, 1012, 1123, 1265, 1576, 1970, 2024, 2167, 2246, 2530, 3940, 4334, 4492, 4531, 5060, 5615, 7880, 8668, 8984, 9062, 10120, 10835, 11230, 12353, 17336, 18124, 21670, 22460, 22655, 24706, 25829, 36248, 43340, 44920, 45310, 49412, 49841, 51658, 61765, 86680, 90620, 98824, 99682, 103316, 123530, 129145, 181240, 199364, 206632, 221231, 247060, 249205, 258290, 284119, 398728, 442462, 494120, 498410, 516580, 568238, 884924, 996820, 1033160, 1106155, 1136476, 1420595, 1769848, 1993640, 2212310, 2272952, 2433541, 2841190, 4424620, 4867082, 5088313, 5682380, 8849240, 9734164, 10176626, 11364760, 12167705, 19468328, 20353252, 24335410, 25441565, 40706504, 48670820, 50883130, 55971443, 97341640, 101766260, 111942886, 203532520, 223885772, 279857215, 447771544, 559714430, 1119428860, 2238857720]

約数ペア:

[(1, 2238857720), (2, 1119428860), (4, 559714430), (5, 447771544), (8, 279857215), (10, 223885772), (11, 203532520), (20, 111942886), (22, 101766260), (23, 97341640), (40, 55971443), (44, 50883130), (46, 48670820), (55, 40706504), (88, 25441565), (92, 24335410), (110, 20353252), (115, 19468328), (184, 12167705), (197, 11364760), (220, 10176626), (230, 9734164), (253, 8849240), (394, 5682380), (440, 5088313), (460, 4867082), (506, 4424620), (788, 2841190), (920, 2433541), (985, 2272952), (1012, 2212310), (1123, 1993640), (1265, 1769848), (1576, 1420595), (1970, 1136476), (2024, 1106155), (2167, 1033160), (2246, 996820), (2530, 884924), (3940, 568238), (4334, 516580), (4492, 498410), (4531, 494120), (5060, 442462), (5615, 398728), (7880, 284119), (8668, 258290), (8984, 249205), (9062, 247060), (10120, 221231), (10835, 206632), (11230, 199364), (12353, 181240), (17336, 129145), (18124, 123530), (21670, 103316), (22460, 99682), (22655, 98824), (24706, 90620), (25829, 86680), (36248, 61765), (43340, 51658), (44920, 49841), (45310, 49412)]