20147102800

素因数分解:

$2^4\times 5^2\times {\mathrm{11}}^1\times {\mathrm{1747}}^1\times {\mathrm{2621}}^1$

素因数の和:4397

約数の個数: 120

約数和(自身を含む): 52854108192

約数和(自身を除く): 32707005392

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 40, 44, 50, 55, 80, 88, 100, 110, 176, 200, 220, 275, 400, 440, 550, 880, 1100, 1747, 2200, 2621, 3494, 4400, 5242, 6988, 8735, 10484, 13105, 13976, 17470, 19217, 20968, 26210, 27952, 28831, 34940, 38434, 41936, 43675, 52420, 57662, 65525, 69880, 76868, 87350, 96085, 104840, 115324, 131050, 139760, 144155, 153736, 174700, 192170, 209680, 230648, 262100, 288310, 307472, 349400, 384340, 461296, 480425, 524200, 576620, 698800, 720775, 768680, 960850, 1048400, 1153240, 1441550, 1537360, 1921700, 2306480, 2883100, 3843400, 4578887, 5766200, 7686800, 9157774, 11532400, 18315548, 22894435, 36631096, 45788870, 50367757, 73262192, 91577740, 100735514, 114472175, 183155480, 201471028, 228944350, 251838785, 366310960, 402942056, 457888700, 503677570, 805884112, 915777400, 1007355140, 1259193925, 1831554800, 2014710280, 2518387850, 4029420560, 5036775700, 10073551400, 20147102800]

約数ペア:

[(1, 20147102800), (2, 10073551400), (4, 5036775700), (5, 4029420560), (8, 2518387850), (10, 2014710280), (11, 1831554800), (16, 1259193925), (20, 1007355140), (22, 915777400), (25, 805884112), (40, 503677570), (44, 457888700), (50, 402942056), (55, 366310960), (80, 251838785), (88, 228944350), (100, 201471028), (110, 183155480), (176, 114472175), (200, 100735514), (220, 91577740), (275, 73262192), (400, 50367757), (440, 45788870), (550, 36631096), (880, 22894435), (1100, 18315548), (1747, 11532400), (2200, 9157774), (2621, 7686800), (3494, 5766200), (4400, 4578887), (5242, 3843400), (6988, 2883100), (8735, 2306480), (10484, 1921700), (13105, 1537360), (13976, 1441550), (17470, 1153240), (19217, 1048400), (20968, 960850), (26210, 768680), (27952, 720775), (28831, 698800), (34940, 576620), (38434, 524200), (41936, 480425), (43675, 461296), (52420, 384340), (57662, 349400), (65525, 307472), (69880, 288310), (76868, 262100), (87350, 230648), (96085, 209680), (104840, 192170), (115324, 174700), (131050, 153736), (139760, 144155)]