1982240

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{953}}^1$

素因数の和:981

約数の個数: 48

約数和(自身を含む): 5048568

約数和(自身を除く): 3066328

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 953, 1040, 1906, 2080, 3812, 4765, 7624, 9530, 12389, 15248, 19060, 24778, 30496, 38120, 49556, 61945, 76240, 99112, 123890, 152480, 198224, 247780, 396448, 495560, 991120, 1982240]

約数ペア:

[(1, 1982240), (2, 991120), (4, 495560), (5, 396448), (8, 247780), (10, 198224), (13, 152480), (16, 123890), (20, 99112), (26, 76240), (32, 61945), (40, 49556), (52, 38120), (65, 30496), (80, 24778), (104, 19060), (130, 15248), (160, 12389), (208, 9530), (260, 7624), (416, 4765), (520, 3812), (953, 2080), (1040, 1906)]