22050640

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{163}}^1$

素因数の和:284

約数の個数: 80

約数和(自身を含む): 54907200

約数和(自身を除く): 32856560

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 89, 95, 152, 163, 178, 190, 304, 326, 356, 380, 445, 652, 712, 760, 815, 890, 1304, 1424, 1520, 1630, 1691, 1780, 2608, 3097, 3260, 3382, 3560, 6194, 6520, 6764, 7120, 8455, 12388, 13040, 13528, 14507, 15485, 16910, 24776, 27056, 29014, 30970, 33820, 49552, 58028, 61940, 67640, 72535, 116056, 123880, 135280, 145070, 232112, 247760, 275633, 290140, 551266, 580280, 1102532, 1160560, 1378165, 2205064, 2756330, 4410128, 5512660, 11025320, 22050640]

約数ペア:

[(1, 22050640), (2, 11025320), (4, 5512660), (5, 4410128), (8, 2756330), (10, 2205064), (16, 1378165), (19, 1160560), (20, 1102532), (38, 580280), (40, 551266), (76, 290140), (80, 275633), (89, 247760), (95, 232112), (152, 145070), (163, 135280), (178, 123880), (190, 116056), (304, 72535), (326, 67640), (356, 61940), (380, 58028), (445, 49552), (652, 33820), (712, 30970), (760, 29014), (815, 27056), (890, 24776), (1304, 16910), (1424, 15485), (1520, 14507), (1630, 13528), (1691, 13040), (1780, 12388), (2608, 8455), (3097, 7120), (3260, 6764), (3382, 6520), (3560, 6194)]