13103920

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{233}}^1$

素因数の和:302

約数の個数: 80

約数和(自身を含む): 33078240

約数和(自身を除く): 19974320

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 37, 38, 40, 74, 76, 80, 95, 148, 152, 185, 190, 233, 296, 304, 370, 380, 466, 592, 703, 740, 760, 932, 1165, 1406, 1480, 1520, 1864, 2330, 2812, 2960, 3515, 3728, 4427, 4660, 5624, 7030, 8621, 8854, 9320, 11248, 14060, 17242, 17708, 18640, 22135, 28120, 34484, 35416, 43105, 44270, 56240, 68968, 70832, 86210, 88540, 137936, 163799, 172420, 177080, 327598, 344840, 354160, 655196, 689680, 818995, 1310392, 1637990, 2620784, 3275980, 6551960, 13103920]

約数ペア:

[(1, 13103920), (2, 6551960), (4, 3275980), (5, 2620784), (8, 1637990), (10, 1310392), (16, 818995), (19, 689680), (20, 655196), (37, 354160), (38, 344840), (40, 327598), (74, 177080), (76, 172420), (80, 163799), (95, 137936), (148, 88540), (152, 86210), (185, 70832), (190, 68968), (233, 56240), (296, 44270), (304, 43105), (370, 35416), (380, 34484), (466, 28120), (592, 22135), (703, 18640), (740, 17708), (760, 17242), (932, 14060), (1165, 11248), (1406, 9320), (1480, 8854), (1520, 8621), (1864, 7030), (2330, 5624), (2812, 4660), (2960, 4427), (3515, 3728)]