2305020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{937}}^1$

素因数の和:990

約数の個数: 48

約数和(自身を含む): 6618528

約数和(自身を除く): 4313508

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 41, 60, 82, 123, 164, 205, 246, 410, 492, 615, 820, 937, 1230, 1874, 2460, 2811, 3748, 4685, 5622, 9370, 11244, 14055, 18740, 28110, 38417, 56220, 76834, 115251, 153668, 192085, 230502, 384170, 461004, 576255, 768340, 1152510, 2305020]

約数ペア:

[(1, 2305020), (2, 1152510), (3, 768340), (4, 576255), (5, 461004), (6, 384170), (10, 230502), (12, 192085), (15, 153668), (20, 115251), (30, 76834), (41, 56220), (60, 38417), (82, 28110), (123, 18740), (164, 14055), (205, 11244), (246, 9370), (410, 5622), (492, 4685), (615, 3748), (820, 2811), (937, 2460), (1230, 1874)]