1661920

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1$

素因数の和:92

約数の個数: 96

約数和(自身を含む): 4572288

約数和(自身を除く): 2910368

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 32, 34, 40, 47, 52, 65, 68, 80, 85, 94, 104, 130, 136, 160, 170, 188, 208, 221, 235, 260, 272, 340, 376, 416, 442, 470, 520, 544, 611, 680, 752, 799, 884, 940, 1040, 1105, 1222, 1360, 1504, 1598, 1768, 1880, 2080, 2210, 2444, 2720, 3055, 3196, 3536, 3760, 3995, 4420, 4888, 6110, 6392, 7072, 7520, 7990, 8840, 9776, 10387, 12220, 12784, 15980, 17680, 19552, 20774, 24440, 25568, 31960, 35360, 41548, 48880, 51935, 63920, 83096, 97760, 103870, 127840, 166192, 207740, 332384, 415480, 830960, 1661920]

約数ペア:

[(1, 1661920), (2, 830960), (4, 415480), (5, 332384), (8, 207740), (10, 166192), (13, 127840), (16, 103870), (17, 97760), (20, 83096), (26, 63920), (32, 51935), (34, 48880), (40, 41548), (47, 35360), (52, 31960), (65, 25568), (68, 24440), (80, 20774), (85, 19552), (94, 17680), (104, 15980), (130, 12784), (136, 12220), (160, 10387), (170, 9776), (188, 8840), (208, 7990), (221, 7520), (235, 7072), (260, 6392), (272, 6110), (340, 4888), (376, 4420), (416, 3995), (442, 3760), (470, 3536), (520, 3196), (544, 3055), (611, 2720), (680, 2444), (752, 2210), (799, 2080), (884, 1880), (940, 1768), (1040, 1598), (1105, 1504), (1222, 1360)]