28945410

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{74219}}^1$

素因数の和:74242

約数の個数: 32

約数和(自身を含む): 74813760

約数和(自身を除く): 45868350

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 74219, 148438, 222657, 371095, 445314, 742190, 964847, 1113285, 1929694, 2226570, 2894541, 4824235, 5789082, 9648470, 14472705, 28945410]

約数ペア:

[(1, 28945410), (2, 14472705), (3, 9648470), (5, 5789082), (6, 4824235), (10, 2894541), (13, 2226570), (15, 1929694), (26, 1113285), (30, 964847), (39, 742190), (65, 445314), (78, 371095), (130, 222657), (195, 148438), (390, 74219)]