30761420

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{131}}^1\times {\mathrm{199}}^1$

素因数の和:398

約数の個数: 48

約数和(自身を含む): 66528000

約数和(自身を除く): 35766580

約数列:

[1, 2, 4, 5, 10, 20, 59, 118, 131, 199, 236, 262, 295, 398, 524, 590, 655, 796, 995, 1180, 1310, 1990, 2620, 3980, 7729, 11741, 15458, 23482, 26069, 30916, 38645, 46964, 52138, 58705, 77290, 104276, 117410, 130345, 154580, 234820, 260690, 521380, 1538071, 3076142, 6152284, 7690355, 15380710, 30761420]

約数ペア:

[(1, 30761420), (2, 15380710), (4, 7690355), (5, 6152284), (10, 3076142), (20, 1538071), (59, 521380), (118, 260690), (131, 234820), (199, 154580), (236, 130345), (262, 117410), (295, 104276), (398, 77290), (524, 58705), (590, 52138), (655, 46964), (796, 38645), (995, 30916), (1180, 26069), (1310, 23482), (1990, 15458), (2620, 11741), (3980, 7729)]