1600240

素因数分解:

$2^4\times 5^1\times {\mathrm{83}}^1\times {\mathrm{241}}^1$

素因数の和:337

約数の個数: 40

約数和(自身を含む): 3781008

約数和(自身を除く): 2180768

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 83, 166, 241, 332, 415, 482, 664, 830, 964, 1205, 1328, 1660, 1928, 2410, 3320, 3856, 4820, 6640, 9640, 19280, 20003, 40006, 80012, 100015, 160024, 200030, 320048, 400060, 800120, 1600240]

約数ペア:

[(1, 1600240), (2, 800120), (4, 400060), (5, 320048), (8, 200030), (10, 160024), (16, 100015), (20, 80012), (40, 40006), (80, 20003), (83, 19280), (166, 9640), (241, 6640), (332, 4820), (415, 3856), (482, 3320), (664, 2410), (830, 1928), (964, 1660), (1205, 1328)]