2011918720

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{26417}}^1$

素因数の和:26460

約数の個数: 128

約数和(自身を含む): 5820413760

約数和(自身を除く): 3808495040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 32, 34, 35, 40, 56, 64, 68, 70, 80, 85, 112, 119, 128, 136, 140, 160, 170, 224, 238, 272, 280, 320, 340, 448, 476, 544, 560, 595, 640, 680, 896, 952, 1088, 1120, 1190, 1360, 1904, 2176, 2240, 2380, 2720, 3808, 4480, 4760, 5440, 7616, 9520, 10880, 15232, 19040, 26417, 38080, 52834, 76160, 105668, 132085, 184919, 211336, 264170, 369838, 422672, 449089, 528340, 739676, 845344, 898178, 924595, 1056680, 1479352, 1690688, 1796356, 1849190, 2113360, 2245445, 2958704, 3143623, 3381376, 3592712, 3698380, 4226720, 4490890, 5917408, 6287246, 7185424, 7396760, 8453440, 8981780, 11834816, 12574492, 14370848, 14793520, 15718115, 16906880, 17963560, 23669632, 25148984, 28741696, 29587040, 31436230, 35927120, 50297968, 57483392, 59174080, 62872460, 71854240, 100595936, 118348160, 125744920, 143708480, 201191872, 251489840, 287416960, 402383744, 502979680, 1005959360, 2011918720]

約数ペア:

[(1, 2011918720), (2, 1005959360), (4, 502979680), (5, 402383744), (7, 287416960), (8, 251489840), (10, 201191872), (14, 143708480), (16, 125744920), (17, 118348160), (20, 100595936), (28, 71854240), (32, 62872460), (34, 59174080), (35, 57483392), (40, 50297968), (56, 35927120), (64, 31436230), (68, 29587040), (70, 28741696), (80, 25148984), (85, 23669632), (112, 17963560), (119, 16906880), (128, 15718115), (136, 14793520), (140, 14370848), (160, 12574492), (170, 11834816), (224, 8981780), (238, 8453440), (272, 7396760), (280, 7185424), (320, 6287246), (340, 5917408), (448, 4490890), (476, 4226720), (544, 3698380), (560, 3592712), (595, 3381376), (640, 3143623), (680, 2958704), (896, 2245445), (952, 2113360), (1088, 1849190), (1120, 1796356), (1190, 1690688), (1360, 1479352), (1904, 1056680), (2176, 924595), (2240, 898178), (2380, 845344), (2720, 739676), (3808, 528340), (4480, 449089), (4760, 422672), (5440, 369838), (7616, 264170), (9520, 211336), (10880, 184919), (15232, 132085), (19040, 105668), (26417, 76160), (38080, 52834)]