16247980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{2699}}^1$

素因数の和:2758

約数の個数: 48

約数和(自身を含む): 39916800

約数和(自身を除く): 23668820

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 70, 86, 140, 172, 215, 301, 430, 602, 860, 1204, 1505, 2699, 3010, 5398, 6020, 10796, 13495, 18893, 26990, 37786, 53980, 75572, 94465, 116057, 188930, 232114, 377860, 464228, 580285, 812399, 1160570, 1624798, 2321140, 3249596, 4061995, 8123990, 16247980]

約数ペア:

[(1, 16247980), (2, 8123990), (4, 4061995), (5, 3249596), (7, 2321140), (10, 1624798), (14, 1160570), (20, 812399), (28, 580285), (35, 464228), (43, 377860), (70, 232114), (86, 188930), (140, 116057), (172, 94465), (215, 75572), (301, 53980), (430, 37786), (602, 26990), (860, 18893), (1204, 13495), (1505, 10796), (2699, 6020), (3010, 5398)]