197978860

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{14081}}^1$

素因数の和:14146

約数の個数: 48

約数和(自身を含む): 449497440

約数和(自身を除く): 251518580

約数列:

[1, 2, 4, 5, 10, 19, 20, 37, 38, 74, 76, 95, 148, 185, 190, 370, 380, 703, 740, 1406, 2812, 3515, 7030, 14060, 14081, 28162, 56324, 70405, 140810, 267539, 281620, 520997, 535078, 1041994, 1070156, 1337695, 2083988, 2604985, 2675390, 5209970, 5350780, 9898943, 10419940, 19797886, 39595772, 49494715, 98989430, 197978860]

約数ペア:

[(1, 197978860), (2, 98989430), (4, 49494715), (5, 39595772), (10, 19797886), (19, 10419940), (20, 9898943), (37, 5350780), (38, 5209970), (74, 2675390), (76, 2604985), (95, 2083988), (148, 1337695), (185, 1070156), (190, 1041994), (370, 535078), (380, 520997), (703, 281620), (740, 267539), (1406, 140810), (2812, 70405), (3515, 56324), (7030, 28162), (14060, 14081)]