28104540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{383}}^1\times {\mathrm{1223}}^1$

素因数の和:1618

約数の個数: 48

約数和(自身を含む): 78962688

約数和(自身を除く): 50858148

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 383, 766, 1149, 1223, 1532, 1915, 2298, 2446, 3669, 3830, 4596, 4892, 5745, 6115, 7338, 7660, 11490, 12230, 14676, 18345, 22980, 24460, 36690, 73380, 468409, 936818, 1405227, 1873636, 2342045, 2810454, 4684090, 5620908, 7026135, 9368180, 14052270, 28104540]

約数ペア:

[(1, 28104540), (2, 14052270), (3, 9368180), (4, 7026135), (5, 5620908), (6, 4684090), (10, 2810454), (12, 2342045), (15, 1873636), (20, 1405227), (30, 936818), (60, 468409), (383, 73380), (766, 36690), (1149, 24460), (1223, 22980), (1532, 18345), (1915, 14676), (2298, 12230), (2446, 11490), (3669, 7660), (3830, 7338), (4596, 6115), (4892, 5745)]