20128022520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{107}}^1\times {\mathrm{1567603}}^1$

素因数の和:1567724

約数の個数: 64

約数和(自身を含む): 60948443520

約数和(自身を除く): 40820421000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 107, 120, 214, 321, 428, 535, 642, 856, 1070, 1284, 1605, 2140, 2568, 3210, 4280, 6420, 12840, 1567603, 3135206, 4702809, 6270412, 7838015, 9405618, 12540824, 15676030, 18811236, 23514045, 31352060, 37622472, 47028090, 62704120, 94056180, 167733521, 188112360, 335467042, 503200563, 670934084, 838667605, 1006401126, 1341868168, 1677335210, 2012802252, 2516002815, 3354670420, 4025604504, 5032005630, 6709340840, 10064011260, 20128022520]

約数ペア:

[(1, 20128022520), (2, 10064011260), (3, 6709340840), (4, 5032005630), (5, 4025604504), (6, 3354670420), (8, 2516002815), (10, 2012802252), (12, 1677335210), (15, 1341868168), (20, 1006401126), (24, 838667605), (30, 670934084), (40, 503200563), (60, 335467042), (107, 188112360), (120, 167733521), (214, 94056180), (321, 62704120), (428, 47028090), (535, 37622472), (642, 31352060), (856, 23514045), (1070, 18811236), (1284, 15676030), (1605, 12540824), (2140, 9405618), (2568, 7838015), (3210, 6270412), (4280, 4702809), (6420, 3135206), (12840, 1567603)]