28106700

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{4931}}^1$

素因数の和:4967

約数の個数: 72

約数和(自身を含む): 85619520

約数和(自身を除く): 57512820

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 25, 30, 38, 50, 57, 60, 75, 76, 95, 100, 114, 150, 190, 228, 285, 300, 380, 475, 570, 950, 1140, 1425, 1900, 2850, 4931, 5700, 9862, 14793, 19724, 24655, 29586, 49310, 59172, 73965, 93689, 98620, 123275, 147930, 187378, 246550, 281067, 295860, 369825, 374756, 468445, 493100, 562134, 739650, 936890, 1124268, 1405335, 1479300, 1873780, 2342225, 2810670, 4684450, 5621340, 7026675, 9368900, 14053350, 28106700]

約数ペア:

[(1, 28106700), (2, 14053350), (3, 9368900), (4, 7026675), (5, 5621340), (6, 4684450), (10, 2810670), (12, 2342225), (15, 1873780), (19, 1479300), (20, 1405335), (25, 1124268), (30, 936890), (38, 739650), (50, 562134), (57, 493100), (60, 468445), (75, 374756), (76, 369825), (95, 295860), (100, 281067), (114, 246550), (150, 187378), (190, 147930), (228, 123275), (285, 98620), (300, 93689), (380, 73965), (475, 59172), (570, 49310), (950, 29586), (1140, 24655), (1425, 19724), (1900, 14793), (2850, 9862), (4931, 5700)]