28228360

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{503}}^1$

素因数の和:598

約数の個数: 64

約数和(自身を含む): 67495680

約数和(自身を除く): 39267320

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 61, 92, 115, 122, 184, 230, 244, 305, 460, 488, 503, 610, 920, 1006, 1220, 1403, 2012, 2440, 2515, 2806, 4024, 5030, 5612, 7015, 10060, 11224, 11569, 14030, 20120, 23138, 28060, 30683, 46276, 56120, 57845, 61366, 92552, 115690, 122732, 153415, 231380, 245464, 306830, 462760, 613660, 705709, 1227320, 1411418, 2822836, 3528545, 5645672, 7057090, 14114180, 28228360]

約数ペア:

[(1, 28228360), (2, 14114180), (4, 7057090), (5, 5645672), (8, 3528545), (10, 2822836), (20, 1411418), (23, 1227320), (40, 705709), (46, 613660), (61, 462760), (92, 306830), (115, 245464), (122, 231380), (184, 153415), (230, 122732), (244, 115690), (305, 92552), (460, 61366), (488, 57845), (503, 56120), (610, 46276), (920, 30683), (1006, 28060), (1220, 23138), (1403, 20120), (2012, 14030), (2440, 11569), (2515, 11224), (2806, 10060), (4024, 7015), (5030, 5612)]