1902800

素因数分解:

$2^4\times 5^2\times {\mathrm{67}}^1\times {\mathrm{71}}^1$

素因数の和:156

約数の個数: 60

約数和(自身を含む): 4705056

約数和(自身を除く): 2802256

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 67, 71, 80, 100, 134, 142, 200, 268, 284, 335, 355, 400, 536, 568, 670, 710, 1072, 1136, 1340, 1420, 1675, 1775, 2680, 2840, 3350, 3550, 4757, 5360, 5680, 6700, 7100, 9514, 13400, 14200, 19028, 23785, 26800, 28400, 38056, 47570, 76112, 95140, 118925, 190280, 237850, 380560, 475700, 951400, 1902800]

約数ペア:

[(1, 1902800), (2, 951400), (4, 475700), (5, 380560), (8, 237850), (10, 190280), (16, 118925), (20, 95140), (25, 76112), (40, 47570), (50, 38056), (67, 28400), (71, 26800), (80, 23785), (100, 19028), (134, 14200), (142, 13400), (200, 9514), (268, 7100), (284, 6700), (335, 5680), (355, 5360), (400, 4757), (536, 3550), (568, 3350), (670, 2840), (710, 2680), (1072, 1775), (1136, 1675), (1340, 1420)]