2006102720

素因数分解:

$2^6\times 5^1\times {\mathrm{89}}^1\times {\mathrm{70439}}^1$

素因数の和:70545

約数の個数: 56

約数和(自身を含む): 4830775200

約数和(自身を除く): 2824672480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 89, 160, 178, 320, 356, 445, 712, 890, 1424, 1780, 2848, 3560, 5696, 7120, 14240, 28480, 70439, 140878, 281756, 352195, 563512, 704390, 1127024, 1408780, 2254048, 2817560, 4508096, 5635120, 6269071, 11270240, 12538142, 22540480, 25076284, 31345355, 50152568, 62690710, 100305136, 125381420, 200610272, 250762840, 401220544, 501525680, 1003051360, 2006102720]

約数ペア:

[(1, 2006102720), (2, 1003051360), (4, 501525680), (5, 401220544), (8, 250762840), (10, 200610272), (16, 125381420), (20, 100305136), (32, 62690710), (40, 50152568), (64, 31345355), (80, 25076284), (89, 22540480), (160, 12538142), (178, 11270240), (320, 6269071), (356, 5635120), (445, 4508096), (712, 2817560), (890, 2254048), (1424, 1408780), (1780, 1127024), (2848, 704390), (3560, 563512), (5696, 352195), (7120, 281756), (14240, 140878), (28480, 70439)]