1487840

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{547}}^1$

素因数の和:579

約数の個数: 48

約数和(自身を含む): 3728592

約数和(自身を除く): 2240752

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 340, 544, 547, 680, 1094, 1360, 2188, 2720, 2735, 4376, 5470, 8752, 9299, 10940, 17504, 18598, 21880, 37196, 43760, 46495, 74392, 87520, 92990, 148784, 185980, 297568, 371960, 743920, 1487840]

約数ペア:

[(1, 1487840), (2, 743920), (4, 371960), (5, 297568), (8, 185980), (10, 148784), (16, 92990), (17, 87520), (20, 74392), (32, 46495), (34, 43760), (40, 37196), (68, 21880), (80, 18598), (85, 17504), (136, 10940), (160, 9299), (170, 8752), (272, 5470), (340, 4376), (544, 2735), (547, 2720), (680, 2188), (1094, 1360)]