89745740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{33739}}^1$

素因数の和:33774

約数の個数: 48

約数和(自身を含む): 226732800

約数和(自身を除く): 136987060

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 2660, 33739, 67478, 134956, 168695, 236173, 337390, 472346, 641041, 674780, 944692, 1180865, 1282082, 2361730, 2564164, 3205205, 4487287, 4723460, 6410410, 8974574, 12820820, 17949148, 22436435, 44872870, 89745740]

約数ペア:

[(1, 89745740), (2, 44872870), (4, 22436435), (5, 17949148), (7, 12820820), (10, 8974574), (14, 6410410), (19, 4723460), (20, 4487287), (28, 3205205), (35, 2564164), (38, 2361730), (70, 1282082), (76, 1180865), (95, 944692), (133, 674780), (140, 641041), (190, 472346), (266, 337390), (380, 236173), (532, 168695), (665, 134956), (1330, 67478), (2660, 33739)]