38892280

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{19843}}^1$

素因数の和:19868

約数の個数: 48

約数和(自身を含む): 101799720

約数和(自身を除く): 62907440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 19843, 39686, 79372, 99215, 138901, 158744, 198430, 277802, 396860, 555604, 694505, 793720, 972307, 1111208, 1389010, 1944614, 2778020, 3889228, 4861535, 5556040, 7778456, 9723070, 19446140, 38892280]

約数ペア:

[(1, 38892280), (2, 19446140), (4, 9723070), (5, 7778456), (7, 5556040), (8, 4861535), (10, 3889228), (14, 2778020), (20, 1944614), (28, 1389010), (35, 1111208), (40, 972307), (49, 793720), (56, 694505), (70, 555604), (98, 396860), (140, 277802), (196, 198430), (245, 158744), (280, 138901), (392, 99215), (490, 79372), (980, 39686), (1960, 19843)]