1227320

素因数分解:

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

素因数の和:575

約数の個数: 32

約数和(自身を含む): 2812320

約数和(自身を除く): 1585000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 503, 610, 1006, 1220, 2012, 2440, 2515, 4024, 5030, 10060, 20120, 30683, 61366, 122732, 153415, 245464, 306830, 613660, 1227320]

約数ペア:

[(1, 1227320), (2, 613660), (4, 306830), (5, 245464), (8, 153415), (10, 122732), (20, 61366), (40, 30683), (61, 20120), (122, 10060), (244, 5030), (305, 4024), (488, 2515), (503, 2440), (610, 2012), (1006, 1220)]