1845344140

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1\times {\mathrm{14401}}^1$

素因数の和:14602

約数の個数: 48

約数和(自身を含む): 3992234400

約数和(自身を除く): 2146890260

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 149, 172, 215, 298, 430, 596, 745, 860, 1490, 2980, 6407, 12814, 14401, 25628, 28802, 32035, 57604, 64070, 72005, 128140, 144010, 288020, 619243, 1238486, 2145749, 2476972, 3096215, 4291498, 6192430, 8582996, 10728745, 12384860, 21457490, 42914980, 92267207, 184534414, 369068828, 461336035, 922672070, 1845344140]

約数ペア:

[(1, 1845344140), (2, 922672070), (4, 461336035), (5, 369068828), (10, 184534414), (20, 92267207), (43, 42914980), (86, 21457490), (149, 12384860), (172, 10728745), (215, 8582996), (298, 6192430), (430, 4291498), (596, 3096215), (745, 2476972), (860, 2145749), (1490, 1238486), (2980, 619243), (6407, 288020), (12814, 144010), (14401, 128140), (25628, 72005), (28802, 64070), (32035, 57604)]