1939759984

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{137}}^1\times {\mathrm{163}}^1$

素因数の和:458

約数の個数: 80

約数和(自身を含む): 3914883360

約数和(自身を除く): 1975123376

約数列:

[1, 2, 4, 8, 16, 61, 89, 122, 137, 163, 178, 244, 274, 326, 356, 488, 548, 652, 712, 976, 1096, 1304, 1424, 2192, 2608, 5429, 8357, 9943, 10858, 12193, 14507, 16714, 19886, 21716, 22331, 24386, 29014, 33428, 39772, 43432, 44662, 48772, 58028, 66856, 79544, 86864, 89324, 97544, 116056, 133712, 159088, 178648, 195088, 232112, 357296, 743773, 884927, 1362191, 1487546, 1769854, 1987459, 2724382, 2975092, 3539708, 3974918, 5448764, 5950184, 7079416, 7949836, 10897528, 11900368, 14158832, 15899672, 21795056, 31799344, 121234999, 242469998, 484939996, 969879992, 1939759984]

約数ペア:

[(1, 1939759984), (2, 969879992), (4, 484939996), (8, 242469998), (16, 121234999), (61, 31799344), (89, 21795056), (122, 15899672), (137, 14158832), (163, 11900368), (178, 10897528), (244, 7949836), (274, 7079416), (326, 5950184), (356, 5448764), (488, 3974918), (548, 3539708), (652, 2975092), (712, 2724382), (976, 1987459), (1096, 1769854), (1304, 1487546), (1424, 1362191), (2192, 884927), (2608, 743773), (5429, 357296), (8357, 232112), (9943, 195088), (10858, 178648), (12193, 159088), (14507, 133712), (16714, 116056), (19886, 97544), (21716, 89324), (22331, 86864), (24386, 79544), (29014, 66856), (33428, 58028), (39772, 48772), (43432, 44662)]