38690480

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{15601}}^1$

素因数の和:15645

約数の個数: 40

約数和(自身を含む): 92863104

約数和(自身を除く): 54172624

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 15601, 31202, 62404, 78005, 124808, 156010, 249616, 312020, 483631, 624040, 967262, 1248080, 1934524, 2418155, 3869048, 4836310, 7738096, 9672620, 19345240, 38690480]

約数ペア:

[(1, 38690480), (2, 19345240), (4, 9672620), (5, 7738096), (8, 4836310), (10, 3869048), (16, 2418155), (20, 1934524), (31, 1248080), (40, 967262), (62, 624040), (80, 483631), (124, 312020), (155, 249616), (248, 156010), (310, 124808), (496, 78005), (620, 62404), (1240, 31202), (2480, 15601)]