2223260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{503}}^1$

素因数の和:542

約数の個数: 48

約数和(自身を含む): 5334336

約数和(自身を除く): 3111076

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 170, 221, 260, 340, 442, 503, 884, 1006, 1105, 2012, 2210, 2515, 4420, 5030, 6539, 8551, 10060, 13078, 17102, 26156, 32695, 34204, 42755, 65390, 85510, 111163, 130780, 171020, 222326, 444652, 555815, 1111630, 2223260]

約数ペア:

[(1, 2223260), (2, 1111630), (4, 555815), (5, 444652), (10, 222326), (13, 171020), (17, 130780), (20, 111163), (26, 85510), (34, 65390), (52, 42755), (65, 34204), (68, 32695), (85, 26156), (130, 17102), (170, 13078), (221, 10060), (260, 8551), (340, 6539), (442, 5030), (503, 4420), (884, 2515), (1006, 2210), (1105, 2012)]