1285290420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{107}}^1\times {\mathrm{200201}}^1$

素因数の和:200320

約数の個数: 48

約数和(自身を含む): 3632465088

約数和(自身を除く): 2347174668

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 107, 214, 321, 428, 535, 642, 1070, 1284, 1605, 2140, 3210, 6420, 200201, 400402, 600603, 800804, 1001005, 1201206, 2002010, 2402412, 3003015, 4004020, 6006030, 12012060, 21421507, 42843014, 64264521, 85686028, 107107535, 128529042, 214215070, 257058084, 321322605, 428430140, 642645210, 1285290420]

約数ペア:

[(1, 1285290420), (2, 642645210), (3, 428430140), (4, 321322605), (5, 257058084), (6, 214215070), (10, 128529042), (12, 107107535), (15, 85686028), (20, 64264521), (30, 42843014), (60, 21421507), (107, 12012060), (214, 6006030), (321, 4004020), (428, 3003015), (535, 2402412), (642, 2002010), (1070, 1201206), (1284, 1001005), (1605, 800804), (2140, 600603), (3210, 400402), (6420, 200201)]