19474700

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{647}}^1$

素因数の和:711

約数の個数: 72

約数和(自身を含む): 49496832

約数和(自身を除く): 30022132

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 43, 50, 70, 86, 100, 140, 172, 175, 215, 301, 350, 430, 602, 647, 700, 860, 1075, 1204, 1294, 1505, 2150, 2588, 3010, 3235, 4300, 4529, 6020, 6470, 7525, 9058, 12940, 15050, 16175, 18116, 22645, 27821, 30100, 32350, 45290, 55642, 64700, 90580, 111284, 113225, 139105, 194747, 226450, 278210, 389494, 452900, 556420, 695525, 778988, 973735, 1391050, 1947470, 2782100, 3894940, 4868675, 9737350, 19474700]

約数ペア:

[(1, 19474700), (2, 9737350), (4, 4868675), (5, 3894940), (7, 2782100), (10, 1947470), (14, 1391050), (20, 973735), (25, 778988), (28, 695525), (35, 556420), (43, 452900), (50, 389494), (70, 278210), (86, 226450), (100, 194747), (140, 139105), (172, 113225), (175, 111284), (215, 90580), (301, 64700), (350, 55642), (430, 45290), (602, 32350), (647, 30100), (700, 27821), (860, 22645), (1075, 18116), (1204, 16175), (1294, 15050), (1505, 12940), (2150, 9058), (2588, 7525), (3010, 6470), (3235, 6020), (4300, 4529)]