2686020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{503}}^1$

素因数の和:604

約数の個数: 48

約数和(自身を含む): 7620480

約数和(自身を除く): 4934460

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 89, 178, 267, 356, 445, 503, 534, 890, 1006, 1068, 1335, 1509, 1780, 2012, 2515, 2670, 3018, 5030, 5340, 6036, 7545, 10060, 15090, 30180, 44767, 89534, 134301, 179068, 223835, 268602, 447670, 537204, 671505, 895340, 1343010, 2686020]

約数ペア:

[(1, 2686020), (2, 1343010), (3, 895340), (4, 671505), (5, 537204), (6, 447670), (10, 268602), (12, 223835), (15, 179068), (20, 134301), (30, 89534), (60, 44767), (89, 30180), (178, 15090), (267, 10060), (356, 7545), (445, 6036), (503, 5340), (534, 5030), (890, 3018), (1006, 2670), (1068, 2515), (1335, 2012), (1509, 1780)]