208066910

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{1741}}^1$

素因数の和:1821

約数の個数: 64

約数和(自身を含む): 428950080

約数和(自身を除く): 220883170

約数列:

[1, 2, 5, 10, 17, 19, 34, 37, 38, 74, 85, 95, 170, 185, 190, 323, 370, 629, 646, 703, 1258, 1406, 1615, 1741, 3145, 3230, 3482, 3515, 6290, 7030, 8705, 11951, 17410, 23902, 29597, 33079, 59194, 59755, 64417, 66158, 119510, 128834, 147985, 165395, 295970, 322085, 330790, 562343, 644170, 1095089, 1124686, 1223923, 2190178, 2447846, 2811715, 5475445, 5623430, 6119615, 10950890, 12239230, 20806691, 41613382, 104033455, 208066910]

約数ペア:

[(1, 208066910), (2, 104033455), (5, 41613382), (10, 20806691), (17, 12239230), (19, 10950890), (34, 6119615), (37, 5623430), (38, 5475445), (74, 2811715), (85, 2447846), (95, 2190178), (170, 1223923), (185, 1124686), (190, 1095089), (323, 644170), (370, 562343), (629, 330790), (646, 322085), (703, 295970), (1258, 165395), (1406, 147985), (1615, 128834), (1741, 119510), (3145, 66158), (3230, 64417), (3482, 59755), (3515, 59194), (6290, 33079), (7030, 29597), (8705, 23902), (11951, 17410)]