30973640

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{257}}^1$

素因数の和:422

約数の個数: 64

約数和(自身を含む): 73560960

約数和(自身を除く): 42587320

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 131, 184, 230, 257, 262, 460, 514, 524, 655, 920, 1028, 1048, 1285, 1310, 2056, 2570, 2620, 3013, 5140, 5240, 5911, 6026, 10280, 11822, 12052, 15065, 23644, 24104, 29555, 30130, 33667, 47288, 59110, 60260, 67334, 118220, 120520, 134668, 168335, 236440, 269336, 336670, 673340, 774341, 1346680, 1548682, 3097364, 3871705, 6194728, 7743410, 15486820, 30973640]

約数ペア:

[(1, 30973640), (2, 15486820), (4, 7743410), (5, 6194728), (8, 3871705), (10, 3097364), (20, 1548682), (23, 1346680), (40, 774341), (46, 673340), (92, 336670), (115, 269336), (131, 236440), (184, 168335), (230, 134668), (257, 120520), (262, 118220), (460, 67334), (514, 60260), (524, 59110), (655, 47288), (920, 33667), (1028, 30130), (1048, 29555), (1285, 24104), (1310, 23644), (2056, 15065), (2570, 12052), (2620, 11822), (3013, 10280), (5140, 6026), (5240, 5911)]