21722040

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{20113}}^1$

素因数の和:20133

約数の個数: 64

約数和(自身を含む): 72410400

約数和(自身を除く): 50688360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 540, 1080, 20113, 40226, 60339, 80452, 100565, 120678, 160904, 181017, 201130, 241356, 301695, 362034, 402260, 482712, 543051, 603390, 724068, 804520, 905085, 1086102, 1206780, 1448136, 1810170, 2172204, 2413560, 2715255, 3620340, 4344408, 5430510, 7240680, 10861020, 21722040]

約数ペア:

[(1, 21722040), (2, 10861020), (3, 7240680), (4, 5430510), (5, 4344408), (6, 3620340), (8, 2715255), (9, 2413560), (10, 2172204), (12, 1810170), (15, 1448136), (18, 1206780), (20, 1086102), (24, 905085), (27, 804520), (30, 724068), (36, 603390), (40, 543051), (45, 482712), (54, 402260), (60, 362034), (72, 301695), (90, 241356), (108, 201130), (120, 181017), (135, 160904), (180, 120678), (216, 100565), (270, 80452), (360, 60339), (540, 40226), (1080, 20113)]