1145120

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{421}}^1$

素因数の和:453

約数の個数: 48

約数和(自身を含む): 2871288

約数和(自身を除く): 1726168

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 340, 421, 544, 680, 842, 1360, 1684, 2105, 2720, 3368, 4210, 6736, 7157, 8420, 13472, 14314, 16840, 28628, 33680, 35785, 57256, 67360, 71570, 114512, 143140, 229024, 286280, 572560, 1145120]

約数ペア:

[(1, 1145120), (2, 572560), (4, 286280), (5, 229024), (8, 143140), (10, 114512), (16, 71570), (17, 67360), (20, 57256), (32, 35785), (34, 33680), (40, 28628), (68, 16840), (80, 14314), (85, 13472), (136, 8420), (160, 7157), (170, 6736), (272, 4210), (340, 3368), (421, 2720), (544, 2105), (680, 1684), (842, 1360)]