28983540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{7919}}^1$

素因数の和:7992

約数の個数: 48

約数和(自身を含む): 82494720

約数和(自身を除く): 53511180

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 61, 122, 183, 244, 305, 366, 610, 732, 915, 1220, 1830, 3660, 7919, 15838, 23757, 31676, 39595, 47514, 79190, 95028, 118785, 158380, 237570, 475140, 483059, 966118, 1449177, 1932236, 2415295, 2898354, 4830590, 5796708, 7245885, 9661180, 14491770, 28983540]

約数ペア:

[(1, 28983540), (2, 14491770), (3, 9661180), (4, 7245885), (5, 5796708), (6, 4830590), (10, 2898354), (12, 2415295), (15, 1932236), (20, 1449177), (30, 966118), (60, 483059), (61, 475140), (122, 237570), (183, 158380), (244, 118785), (305, 95028), (366, 79190), (610, 47514), (732, 39595), (915, 31676), (1220, 23757), (1830, 15838), (3660, 7919)]