1980864

素因数分解:

$2^6\times 3^2\times {\mathrm{19}}^1\times {\mathrm{181}}^1$

素因数の和:218

約数の個数: 84

約数和(自身を含む): 6009640

約数和(自身を除く): 4028776

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 32, 36, 38, 48, 57, 64, 72, 76, 96, 114, 144, 152, 171, 181, 192, 228, 288, 304, 342, 362, 456, 543, 576, 608, 684, 724, 912, 1086, 1216, 1368, 1448, 1629, 1824, 2172, 2736, 2896, 3258, 3439, 3648, 4344, 5472, 5792, 6516, 6878, 8688, 10317, 10944, 11584, 13032, 13756, 17376, 20634, 26064, 27512, 30951, 34752, 41268, 52128, 55024, 61902, 82536, 104256, 110048, 123804, 165072, 220096, 247608, 330144, 495216, 660288, 990432, 1980864]

約数ペア:

[(1, 1980864), (2, 990432), (3, 660288), (4, 495216), (6, 330144), (8, 247608), (9, 220096), (12, 165072), (16, 123804), (18, 110048), (19, 104256), (24, 82536), (32, 61902), (36, 55024), (38, 52128), (48, 41268), (57, 34752), (64, 30951), (72, 27512), (76, 26064), (96, 20634), (114, 17376), (144, 13756), (152, 13032), (171, 11584), (181, 10944), (192, 10317), (228, 8688), (288, 6878), (304, 6516), (342, 5792), (362, 5472), (456, 4344), (543, 3648), (576, 3439), (608, 3258), (684, 2896), (724, 2736), (912, 2172), (1086, 1824), (1216, 1629), (1368, 1448)]