1796421280

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{660449}}^1$

素因数の和:660481

約数の個数: 48

約数和(自身を含む): 4493701800

約数和(自身を除く): 2697280520

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 340, 544, 680, 1360, 2720, 660449, 1320898, 2641796, 3302245, 5283592, 6604490, 10567184, 11227633, 13208980, 21134368, 22455266, 26417960, 44910532, 52835920, 56138165, 89821064, 105671840, 112276330, 179642128, 224552660, 359284256, 449105320, 898210640, 1796421280]

約数ペア:

[(1, 1796421280), (2, 898210640), (4, 449105320), (5, 359284256), (8, 224552660), (10, 179642128), (16, 112276330), (17, 105671840), (20, 89821064), (32, 56138165), (34, 52835920), (40, 44910532), (68, 26417960), (80, 22455266), (85, 21134368), (136, 13208980), (160, 11227633), (170, 10567184), (272, 6604490), (340, 5283592), (544, 3302245), (680, 2641796), (1360, 1320898), (2720, 660449)]