13019560

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{463}}^1$

素因数の和:530

約数の個数: 64

約数和(自身を含む): 31737600

約数和(自身を除く): 18718040

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 37, 38, 40, 74, 76, 95, 148, 152, 185, 190, 296, 370, 380, 463, 703, 740, 760, 926, 1406, 1480, 1852, 2315, 2812, 3515, 3704, 4630, 5624, 7030, 8797, 9260, 14060, 17131, 17594, 18520, 28120, 34262, 35188, 43985, 68524, 70376, 85655, 87970, 137048, 171310, 175940, 325489, 342620, 351880, 650978, 685240, 1301956, 1627445, 2603912, 3254890, 6509780, 13019560]

約数ペア:

[(1, 13019560), (2, 6509780), (4, 3254890), (5, 2603912), (8, 1627445), (10, 1301956), (19, 685240), (20, 650978), (37, 351880), (38, 342620), (40, 325489), (74, 175940), (76, 171310), (95, 137048), (148, 87970), (152, 85655), (185, 70376), (190, 68524), (296, 43985), (370, 35188), (380, 34262), (463, 28120), (703, 18520), (740, 17594), (760, 17131), (926, 14060), (1406, 9260), (1480, 8797), (1852, 7030), (2315, 5624), (2812, 4630), (3515, 3704)]