38447220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{91541}}^1$

素因数の和:91560

約数の個数: 48

約数和(自身を含む): 123032448

約数和(自身を除く): 84585228

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 91541, 183082, 274623, 366164, 457705, 549246, 640787, 915410, 1098492, 1281574, 1373115, 1830820, 1922361, 2563148, 2746230, 3203935, 3844722, 5492460, 6407870, 7689444, 9611805, 12815740, 19223610, 38447220]

約数ペア:

[(1, 38447220), (2, 19223610), (3, 12815740), (4, 9611805), (5, 7689444), (6, 6407870), (7, 5492460), (10, 3844722), (12, 3203935), (14, 2746230), (15, 2563148), (20, 1922361), (21, 1830820), (28, 1373115), (30, 1281574), (35, 1098492), (42, 915410), (60, 640787), (70, 549246), (84, 457705), (105, 366164), (140, 274623), (210, 183082), (420, 91541)]