201437660

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{281}}^1\times {\mathrm{491}}^1$

素因数の和:854

約数の個数: 48

約数和(自身を含む): 431216352

約数和(自身を除く): 229778692

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 281, 292, 365, 491, 562, 730, 982, 1124, 1405, 1460, 1964, 2455, 2810, 4910, 5620, 9820, 20513, 35843, 41026, 71686, 82052, 102565, 137971, 143372, 179215, 205130, 275942, 358430, 410260, 551884, 689855, 716860, 1379710, 2759420, 10071883, 20143766, 40287532, 50359415, 100718830, 201437660]

約数ペア:

[(1, 201437660), (2, 100718830), (4, 50359415), (5, 40287532), (10, 20143766), (20, 10071883), (73, 2759420), (146, 1379710), (281, 716860), (292, 689855), (365, 551884), (491, 410260), (562, 358430), (730, 275942), (982, 205130), (1124, 179215), (1405, 143372), (1460, 137971), (1964, 102565), (2455, 82052), (2810, 71686), (4910, 41026), (5620, 35843), (9820, 20513)]