1263440

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{929}}^1$

素因数の和:959

約数の個数: 40

約数和(自身を含む): 3113640

約数和(自身を除く): 1850200

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 929, 1360, 1858, 3716, 4645, 7432, 9290, 14864, 15793, 18580, 31586, 37160, 63172, 74320, 78965, 126344, 157930, 252688, 315860, 631720, 1263440]

約数ペア:

[(1, 1263440), (2, 631720), (4, 315860), (5, 252688), (8, 157930), (10, 126344), (16, 78965), (17, 74320), (20, 63172), (34, 37160), (40, 31586), (68, 18580), (80, 15793), (85, 14864), (136, 9290), (170, 7432), (272, 4645), (340, 3716), (680, 1858), (929, 1360)]