20804252330

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{461}}^1\times {\mathrm{5303}}^1$

素因数の和:5831

約数の個数: 64

約数和(自身を含む): 40226554368

約数和(自身を除く): 19422302038

約数列:

[1, 2, 5, 10, 23, 37, 46, 74, 115, 185, 230, 370, 461, 851, 922, 1702, 2305, 4255, 4610, 5303, 8510, 10603, 10606, 17057, 21206, 26515, 34114, 53015, 53030, 85285, 106030, 121969, 170570, 196211, 243938, 392311, 392422, 609845, 784622, 981055, 1219690, 1961555, 1962110, 2444683, 3923110, 4512853, 4889366, 9025706, 12223415, 22564265, 24446830, 45128530, 56227709, 90453271, 112455418, 180906542, 281138545, 452266355, 562277090, 904532710, 2080425233, 4160850466, 10402126165, 20804252330]

約数ペア:

[(1, 20804252330), (2, 10402126165), (5, 4160850466), (10, 2080425233), (23, 904532710), (37, 562277090), (46, 452266355), (74, 281138545), (115, 180906542), (185, 112455418), (230, 90453271), (370, 56227709), (461, 45128530), (851, 24446830), (922, 22564265), (1702, 12223415), (2305, 9025706), (4255, 4889366), (4610, 4512853), (5303, 3923110), (8510, 2444683), (10603, 1962110), (10606, 1961555), (17057, 1219690), (21206, 981055), (26515, 784622), (34114, 609845), (53015, 392422), (53030, 392311), (85285, 243938), (106030, 196211), (121969, 170570)]